diff --git a/crates/uv-distribution-types/src/prioritized_distribution.rs b/crates/uv-distribution-types/src/prioritized_distribution.rs
index ae02e7735..def371bc2 100644
--- a/crates/uv-distribution-types/src/prioritized_distribution.rs
+++ b/crates/uv-distribution-types/src/prioritized_distribution.rs
@@ -1,6 +1,8 @@
 use std::fmt::{Display, Formatter};
-use uv_distribution_filename::{BuildTag, WheelFilename};
 
+use tracing::debug;
+
+use uv_distribution_filename::{BuildTag, WheelFilename};
 use uv_pep440::VersionSpecifiers;
 use uv_pep508::{MarkerExpression, MarkerOperator, MarkerTree, MarkerValueString};
 use uv_platform_tags::{IncompatibleTag, TagPriority};
@@ -634,6 +636,9 @@ impl IncompatibleWheel {
 }
 
 /// Given a wheel filename, determine the set of supported platforms, in terms of their markers.
+///
+/// This is roughly the inverse of platform tag generation: given a tag, we want to infer the
+/// supported platforms (rather than generating the supported tags from a given platform).
 pub fn implied_markers(filename: &WheelFilename) -> MarkerTree {
     let mut marker = MarkerTree::FALSE;
     for platform_tag in &filename.platform_tag {
@@ -641,32 +646,281 @@ pub fn implied_markers(filename: &WheelFilename) -> MarkerTree {
             "any" => {
                 return MarkerTree::TRUE;
             }
-            tag if tag.starts_with("win") => {
-                marker.or(MarkerTree::expression(MarkerExpression::String {
+
+            // Windows
+            "win32" => {
+                let mut tag_marker = MarkerTree::expression(MarkerExpression::String {
                     key: MarkerValueString::SysPlatform,
                     operator: MarkerOperator::Equal,
                     value: "win32".to_string(),
+                });
+                tag_marker.and(MarkerTree::expression(MarkerExpression::String {
+                    key: MarkerValueString::PlatformMachine,
+                    operator: MarkerOperator::Equal,
+                    value: "x86".to_string(),
                 }));
+                marker.or(tag_marker);
             }
-            tag if tag.starts_with("macosx") => {
-                marker.or(MarkerTree::expression(MarkerExpression::String {
+            "win_amd64" => {
+                let mut tag_marker = MarkerTree::expression(MarkerExpression::String {
+                    key: MarkerValueString::SysPlatform,
+                    operator: MarkerOperator::Equal,
+                    value: "win32".to_string(),
+                });
+                tag_marker.and(MarkerTree::expression(MarkerExpression::String {
+                    key: MarkerValueString::PlatformMachine,
+                    operator: MarkerOperator::Equal,
+                    value: "x86_64".to_string(),
+                }));
+                marker.or(tag_marker);
+            }
+            "win_arm64" => {
+                let mut tag_marker = MarkerTree::expression(MarkerExpression::String {
+                    key: MarkerValueString::SysPlatform,
+                    operator: MarkerOperator::Equal,
+                    value: "win32".to_string(),
+                });
+                tag_marker.and(MarkerTree::expression(MarkerExpression::String {
+                    key: MarkerValueString::PlatformMachine,
+                    operator: MarkerOperator::Equal,
+                    value: "arm64".to_string(),
+                }));
+                marker.or(tag_marker);
+            }
+
+            // macOS
+            tag if tag.starts_with("macosx_") => {
+                let mut tag_marker = MarkerTree::expression(MarkerExpression::String {
                     key: MarkerValueString::SysPlatform,
                     operator: MarkerOperator::Equal,
                     value: "darwin".to_string(),
-                }));
+                });
+
+                // Parse the macOS version from the tag.
+                //
+                // For example, given `macosx_10_9_x86_64`, infer `10.9`, followed by `x86_64`.
+                //
+                // If at any point we fail to parse, we assume the tag is invalid and skip it.
+                let mut parts = tag.splitn(4, '_');
+
+                // Skip the "macosx_" prefix.
+                if parts.next().is_none_or(|part| part != "macosx") {
+                    debug!("Failed to parse macOS prefix from tag: {tag}");
+                    continue;
+                }
+
+                // Skip the major and minor version numbers.
+                if parts
+                    .next()
+                    .and_then(|part| part.parse::<u16>().ok())
+                    .is_none()
+                {
+                    debug!("Failed to parse macOS major version from tag: {tag}");
+                    continue;
+                };
+                if parts
+                    .next()
+                    .and_then(|part| part.parse::<u16>().ok())
+                    .is_none()
+                {
+                    debug!("Failed to parse macOS minor version from tag: {tag}");
+                    continue;
+                };
+
+                // Extract the architecture from the end of the tag.
+                let Some(arch) = parts.next() else {
+                    debug!("Failed to parse macOS architecture from tag: {tag}");
+                    continue;
+                };
+
+                // Extract the architecture from the end of the tag.
+                let mut arch_marker = MarkerTree::FALSE;
+                let supported_architectures = match arch {
+                    "universal" => {
+                        // Allow any of: "x86_64", "i386", "ppc64", "ppc", "intel"
+                        ["x86_64", "i386", "ppc64", "ppc", "intel"].iter()
+                    }
+                    "universal2" => {
+                        // Allow any of: "x86_64", "arm64"
+                        ["x86_64", "arm64"].iter()
+                    }
+                    "intel" => {
+                        // Allow any of: "x86_64", "i386"
+                        ["x86_64", "i386"].iter()
+                    }
+                    "x86_64" => {
+                        // Allow only "x86_64"
+                        ["x86_64"].iter()
+                    }
+                    "arm64" => {
+                        // Allow only "arm64"
+                        ["arm64"].iter()
+                    }
+                    "ppc64" => {
+                        // Allow only "ppc64"
+                        ["ppc64"].iter()
+                    }
+                    "ppc" => {
+                        // Allow only "ppc"
+                        ["ppc"].iter()
+                    }
+                    "i386" => {
+                        // Allow only "i386"
+                        ["i386"].iter()
+                    }
+                    _ => {
+                        debug!("Unknown macOS architecture in wheel tag: {tag}");
+                        continue;
+                    }
+                };
+                for arch in supported_architectures {
+                    arch_marker.or(MarkerTree::expression(MarkerExpression::String {
+                        key: MarkerValueString::PlatformMachine,
+                        operator: MarkerOperator::Equal,
+                        value: (*arch).to_string(),
+                    }));
+                }
+                tag_marker.and(arch_marker);
+
+                marker.or(tag_marker);
             }
-            tag if tag.starts_with("manylinux")
-                || tag.starts_with("musllinux")
-                || tag.starts_with("linux") =>
-            {
-                marker.or(MarkerTree::expression(MarkerExpression::String {
+
+            // Linux
+            tag => {
+                let mut tag_marker = MarkerTree::expression(MarkerExpression::String {
                     key: MarkerValueString::SysPlatform,
                     operator: MarkerOperator::Equal,
                     value: "linux".to_string(),
+                });
+
+                // Parse the architecture from the tag.
+                let arch = if let Some(arch) = tag.strip_prefix("linux_") {
+                    arch
+                } else if let Some(arch) = tag.strip_prefix("manylinux1_") {
+                    arch
+                } else if let Some(arch) = tag.strip_prefix("manylinux2010_") {
+                    arch
+                } else if let Some(arch) = tag.strip_prefix("manylinux2014_") {
+                    arch
+                } else if let Some(arch) = tag.strip_prefix("musllinux_") {
+                    // Skip over the version tags (e.g., given `musllinux_1_2`, skip over `1` and `2`).
+                    let mut parts = arch.splitn(3, '_');
+                    if parts
+                        .next()
+                        .and_then(|part| part.parse::<u16>().ok())
+                        .is_none()
+                    {
+                        debug!("Failed to parse musllinux major version from tag: {tag}");
+                        continue;
+                    };
+                    if parts
+                        .next()
+                        .and_then(|part| part.parse::<u16>().ok())
+                        .is_none()
+                    {
+                        debug!("Failed to parse musllinux minor version from tag: {tag}");
+                        continue;
+                    };
+                    let Some(arch) = parts.next() else {
+                        debug!("Failed to parse musllinux architecture from tag: {tag}");
+                        continue;
+                    };
+                    arch
+                } else if let Some(arch) = tag.strip_prefix("manylinux_") {
+                    // Skip over the version tags (e.g., given `manylinux_2_17`, skip over `2` and `17`).
+                    let mut parts = arch.splitn(3, '_');
+                    if parts
+                        .next()
+                        .and_then(|part| part.parse::<u16>().ok())
+                        .is_none()
+                    {
+                        debug!("Failed to parse manylinux major version from tag: {tag}");
+                        continue;
+                    };
+                    if parts
+                        .next()
+                        .and_then(|part| part.parse::<u16>().ok())
+                        .is_none()
+                    {
+                        debug!("Failed to parse manylinux minor version from tag: {tag}");
+                        continue;
+                    };
+                    let Some(arch) = parts.next() else {
+                        debug!("Failed to parse manylinux architecture from tag: {tag}");
+                        continue;
+                    };
+                    arch
+                } else {
+                    continue;
+                };
+                tag_marker.and(MarkerTree::expression(MarkerExpression::String {
+                    key: MarkerValueString::PlatformMachine,
+                    operator: MarkerOperator::Equal,
+                    value: arch.to_string(),
                 }));
+
+                marker.or(tag_marker);
             }
-            _ => {}
         }
     }
     marker
 }
+
+#[cfg(test)]
+mod tests {
+    use std::str::FromStr;
+
+    use super::*;
+
+    #[track_caller]
+    fn assert_markers(filename: &str, expected: &str) {
+        let filename = WheelFilename::from_str(filename).unwrap();
+        assert_eq!(
+            implied_markers(&filename),
+            expected.parse::<MarkerTree>().unwrap()
+        );
+    }
+
+    #[test]
+    fn test_implied_markers() {
+        let filename = WheelFilename::from_str("example-1.0-py3-none-any.whl").unwrap();
+        assert_eq!(implied_markers(&filename), MarkerTree::TRUE);
+
+        assert_markers(
+            "example-1.0-cp310-cp310-win32.whl",
+            "sys_platform == 'win32' and platform_machine == 'x86'",
+        );
+        assert_markers(
+            "numpy-2.2.1-cp313-cp313t-win_amd64.whl",
+            "sys_platform == 'win32' and platform_machine == 'x86_64'",
+        );
+        assert_markers(
+            "numpy-2.2.1-cp313-cp313t-win_arm64.whl",
+            "sys_platform == 'win32' and platform_machine == 'arm64'",
+        );
+        assert_markers(
+            "numpy-2.2.1-cp313-cp313t-manylinux_2_17_aarch64.manylinux2014_aarch64.whl",
+            "sys_platform == 'linux' and platform_machine == 'aarch64'",
+        );
+        assert_markers(
+            "numpy-2.2.1-cp313-cp313t-manylinux_2_17_x86_64.manylinux2014_x86_64.whl",
+            "sys_platform == 'linux' and platform_machine == 'x86_64'",
+        );
+        assert_markers(
+            "numpy-2.2.1-cp312-cp312-musllinux_1_2_aarch64.whl",
+            "sys_platform == 'linux' and platform_machine == 'aarch64'",
+        );
+        assert_markers(
+            "numpy-2.2.1-cp310-cp310-macosx_14_0_x86_64.whl",
+            "sys_platform == 'darwin' and platform_machine == 'x86_64'",
+        );
+        assert_markers(
+            "numpy-2.2.1-cp310-cp310-macosx_10_9_x86_64.whl",
+            "sys_platform == 'darwin' and platform_machine == 'x86_64'",
+        );
+        assert_markers(
+            "numpy-2.2.1-cp310-cp310-macosx_11_0_arm64.whl",
+            "sys_platform == 'darwin' and platform_machine == 'arm64'",
+        );
+    }
+}
diff --git a/crates/uv-resolver/src/resolver/mod.rs b/crates/uv-resolver/src/resolver/mod.rs
index e57bc54e1..e6d36cbdb 100644
--- a/crates/uv-resolver/src/resolver/mod.rs
+++ b/crates/uv-resolver/src/resolver/mod.rs
@@ -31,7 +31,7 @@ use uv_distribution_types::{
 use uv_git::GitResolver;
 use uv_normalize::{ExtraName, GroupName, PackageName};
 use uv_pep440::{release_specifiers_to_ranges, Version, VersionSpecifiers, MIN_VERSION};
-use uv_pep508::MarkerTree;
+use uv_pep508::{MarkerExpression, MarkerOperator, MarkerTree, MarkerValueString};
 use uv_platform_tags::Tags;
 use uv_pypi_types::{ConflictItem, ConflictItemRef, Conflicts, Requirement, VerbatimParsedUrl};
 use uv_types::{BuildContext, HashStrategy, InstalledPackagesProvider};
@@ -1372,7 +1372,7 @@ impl<InstalledPackages: InstalledPackagesProvider> ResolverState<InstalledPackag
         };
 
         // ...and the non-local version has greater platform support...
-        let remainder = {
+        let mut remainder = {
             let mut remainder = base_dist.implied_markers();
             remainder.and(dist.implied_markers().negate());
             remainder
@@ -1415,6 +1415,27 @@ impl<InstalledPackages: InstalledPackagesProvider> ResolverState<InstalledPackag
             )));
         }
 
+        // If the implied markers includes _some_ macOS environments, but the remainder doesn't,
+        // then we can extend the implied markers to include _all_ macOS environments. Same goes for
+        // Linux and Windows.
+        //
+        // The idea here is that the base version could support (e.g.) ARM macOS, but not Intel
+        // macOS. But if _neither_ version supports Intel macOS, we'd rather use `sys_platform == 'darwin'`
+        // instead of `sys_platform == 'darwin' and platform_machine == 'arm64'`, since it's much
+        // simpler, and _neither_ version will succeed with Intel macOS anyway.
+        for sys_platform in &["darwin", "linux", "win32"] {
+            let sys_platform = MarkerTree::expression(MarkerExpression::String {
+                key: MarkerValueString::SysPlatform,
+                operator: MarkerOperator::Equal,
+                value: (*sys_platform).to_string(),
+            });
+            if dist.implied_markers().is_disjoint(sys_platform)
+                && !remainder.is_disjoint(sys_platform)
+            {
+                remainder.or(sys_platform);
+            }
+        }
+
         // Otherwise, we need to fork.
         let Some((base_env, local_env)) = fork_version_by_marker(env, remainder) else {
             return Ok(None);
diff --git a/crates/uv/tests/it/lock.rs b/crates/uv/tests/it/lock.rs
index cf27c05d1..0a586e99f 100644
--- a/crates/uv/tests/it/lock.rs
+++ b/crates/uv/tests/it/lock.rs
@@ -21445,7 +21445,7 @@ fn lock_pytorch_cpu() -> Result<()> {
     ----- stdout -----
 
     ----- stderr -----
-    Resolved 31 packages in [TIME]
+    Resolved 33 packages in [TIME]
     "###);
 
     let lock = context.read("uv.lock");
@@ -21460,9 +21460,10 @@ fn lock_pytorch_cpu() -> Result<()> {
         resolution-markers = [
             "python_full_version >= '3.13' and platform_machine == 'x86_64' and sys_platform == 'linux'",
             "python_full_version < '3.13' and platform_machine == 'x86_64' and sys_platform == 'linux'",
-            "platform_machine != 'x86_64' or sys_platform != 'linux'",
-            "sys_platform != 'darwin'",
-            "sys_platform == 'darwin'",
+            "(platform_machine != 'aarch64' and platform_machine != 'x86_64') or sys_platform != 'linux'",
+            "platform_machine == 'aarch64' and sys_platform == 'linux'",
+            "(platform_machine != 'aarch64' and sys_platform == 'linux') or (sys_platform != 'darwin' and sys_platform != 'linux')",
+            "(platform_machine == 'aarch64' and sys_platform == 'linux') or sys_platform == 'darwin'",
         ]
         conflicts = [[
             { package = "project", extra = "cpu" },
@@ -21801,14 +21802,16 @@ fn lock_pytorch_cpu() -> Result<()> {
 
         [package.optional-dependencies]
         cpu = [
-            { name = "torch", version = "2.5.1", source = { registry = "https://download.pytorch.org/whl/cpu" }, marker = "sys_platform == 'darwin'" },
-            { name = "torch", version = "2.5.1+cpu", source = { registry = "https://download.pytorch.org/whl/cpu" }, marker = "sys_platform != 'darwin'" },
-            { name = "torchvision", version = "0.20.1", source = { registry = "https://download.pytorch.org/whl/cpu" }, marker = "sys_platform == 'darwin'" },
-            { name = "torchvision", version = "0.20.1+cpu", source = { registry = "https://download.pytorch.org/whl/cpu" }, marker = "sys_platform != 'darwin'" },
+            { name = "torch", version = "2.5.1", source = { registry = "https://download.pytorch.org/whl/cpu" }, marker = "(platform_machine == 'aarch64' and sys_platform == 'linux') or sys_platform == 'darwin'" },
+            { name = "torch", version = "2.5.1+cpu", source = { registry = "https://download.pytorch.org/whl/cpu" }, marker = "(platform_machine != 'aarch64' and sys_platform == 'linux') or (sys_platform != 'darwin' and sys_platform != 'linux')" },
+            { name = "torchvision", version = "0.20.1", source = { registry = "https://download.pytorch.org/whl/cpu" }, marker = "(platform_machine == 'aarch64' and sys_platform == 'linux') or sys_platform == 'darwin'" },
+            { name = "torchvision", version = "0.20.1+cpu", source = { registry = "https://download.pytorch.org/whl/cpu" }, marker = "(platform_machine != 'aarch64' and sys_platform == 'linux') or (sys_platform != 'darwin' and sys_platform != 'linux')" },
         ]
         cu124 = [
-            { name = "torch", version = "2.5.1+cu124", source = { registry = "https://download.pytorch.org/whl/cu124" } },
-            { name = "torchvision", version = "0.20.1+cu124", source = { registry = "https://download.pytorch.org/whl/cu124" } },
+            { name = "torch", version = "2.5.1", source = { registry = "https://download.pytorch.org/whl/cu124" }, marker = "platform_machine == 'aarch64' and sys_platform == 'linux'" },
+            { name = "torch", version = "2.5.1+cu124", source = { registry = "https://download.pytorch.org/whl/cu124" }, marker = "platform_machine != 'aarch64' or sys_platform != 'linux'" },
+            { name = "torchvision", version = "0.20.1", source = { registry = "https://download.pytorch.org/whl/cu124" }, marker = "platform_machine == 'aarch64' and sys_platform == 'linux'" },
+            { name = "torchvision", version = "0.20.1+cu124", source = { registry = "https://download.pytorch.org/whl/cu124" }, marker = "platform_machine != 'aarch64' or sys_platform != 'linux'" },
         ]
 
         [package.metadata]
@@ -21847,37 +21850,57 @@ fn lock_pytorch_cpu() -> Result<()> {
         version = "2.5.1"
         source = { registry = "https://download.pytorch.org/whl/cpu" }
         resolution-markers = [
-            "sys_platform == 'darwin'",
+            "(platform_machine == 'aarch64' and sys_platform == 'linux') or sys_platform == 'darwin'",
         ]
         dependencies = [
-            { name = "filelock", marker = "sys_platform == 'darwin'" },
-            { name = "fsspec", marker = "sys_platform == 'darwin'" },
-            { name = "jinja2", marker = "sys_platform == 'darwin'" },
-            { name = "networkx", marker = "sys_platform == 'darwin'" },
-            { name = "setuptools", marker = "sys_platform == 'darwin'" },
-            { name = "sympy", marker = "sys_platform == 'darwin'" },
-            { name = "typing-extensions", marker = "sys_platform == 'darwin'" },
+            { name = "filelock", marker = "(platform_machine == 'aarch64' and sys_platform == 'linux') or sys_platform == 'darwin'" },
+            { name = "fsspec", marker = "(platform_machine == 'aarch64' and sys_platform == 'linux') or sys_platform == 'darwin'" },
+            { name = "jinja2", marker = "(platform_machine == 'aarch64' and sys_platform == 'linux') or sys_platform == 'darwin'" },
+            { name = "networkx", marker = "(platform_machine == 'aarch64' and sys_platform == 'linux') or sys_platform == 'darwin'" },
+            { name = "setuptools", marker = "(platform_machine == 'aarch64' and sys_platform == 'linux') or sys_platform == 'darwin'" },
+            { name = "sympy", marker = "(platform_machine == 'aarch64' and sys_platform == 'linux') or sys_platform == 'darwin'" },
+            { name = "typing-extensions", marker = "(platform_machine == 'aarch64' and sys_platform == 'linux') or sys_platform == 'darwin'" },
         ]
         wheels = [
             { url = "https://download.pytorch.org/whl/cpu/torch-2.5.1-cp312-cp312-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:36d1be99281b6f602d9639bd0af3ee0006e7aab16f6718d86f709d395b6f262c" },
             { url = "https://download.pytorch.org/whl/cpu/torch-2.5.1-cp312-none-macosx_11_0_arm64.whl", hash = "sha256:8c712df61101964eb11910a846514011f0b6f5920c55dbf567bff8a34163d5b1" },
         ]
 
+        [[package]]
+        name = "torch"
+        version = "2.5.1"
+        source = { registry = "https://download.pytorch.org/whl/cu124" }
+        resolution-markers = [
+            "platform_machine == 'aarch64' and sys_platform == 'linux'",
+        ]
+        dependencies = [
+            { name = "filelock", marker = "platform_machine == 'aarch64' and sys_platform == 'linux'" },
+            { name = "fsspec", marker = "platform_machine == 'aarch64' and sys_platform == 'linux'" },
+            { name = "jinja2", marker = "platform_machine == 'aarch64' and sys_platform == 'linux'" },
+            { name = "networkx", marker = "platform_machine == 'aarch64' and sys_platform == 'linux'" },
+            { name = "setuptools", marker = "platform_machine == 'aarch64' and sys_platform == 'linux'" },
+            { name = "sympy", marker = "platform_machine == 'aarch64' and sys_platform == 'linux'" },
+            { name = "typing-extensions", marker = "platform_machine == 'aarch64' and sys_platform == 'linux'" },
+        ]
+        wheels = [
+            { url = "https://download.pytorch.org/whl/cu124/torch-2.5.1-cp312-cp312-linux_aarch64.whl", hash = "sha256:302041d457ee169fd925b53da283c13365c6de75c6bb3e84130774b10e2fbb39" },
+        ]
+
         [[package]]
         name = "torch"
         version = "2.5.1+cpu"
         source = { registry = "https://download.pytorch.org/whl/cpu" }
         resolution-markers = [
-            "sys_platform != 'darwin'",
+            "(platform_machine != 'aarch64' and sys_platform == 'linux') or (sys_platform != 'darwin' and sys_platform != 'linux')",
         ]
         dependencies = [
-            { name = "filelock", marker = "sys_platform != 'darwin'" },
-            { name = "fsspec", marker = "sys_platform != 'darwin'" },
-            { name = "jinja2", marker = "sys_platform != 'darwin'" },
-            { name = "networkx", marker = "sys_platform != 'darwin'" },
-            { name = "setuptools", marker = "sys_platform != 'darwin'" },
-            { name = "sympy", marker = "sys_platform != 'darwin'" },
-            { name = "typing-extensions", marker = "sys_platform != 'darwin'" },
+            { name = "filelock", marker = "(platform_machine != 'aarch64' and sys_platform == 'linux') or (sys_platform != 'darwin' and sys_platform != 'linux')" },
+            { name = "fsspec", marker = "(platform_machine != 'aarch64' and sys_platform == 'linux') or (sys_platform != 'darwin' and sys_platform != 'linux')" },
+            { name = "jinja2", marker = "(platform_machine != 'aarch64' and sys_platform == 'linux') or (sys_platform != 'darwin' and sys_platform != 'linux')" },
+            { name = "networkx", marker = "(platform_machine != 'aarch64' and sys_platform == 'linux') or (sys_platform != 'darwin' and sys_platform != 'linux')" },
+            { name = "setuptools", marker = "(platform_machine != 'aarch64' and sys_platform == 'linux') or (sys_platform != 'darwin' and sys_platform != 'linux')" },
+            { name = "sympy", marker = "(platform_machine != 'aarch64' and sys_platform == 'linux') or (sys_platform != 'darwin' and sys_platform != 'linux')" },
+            { name = "typing-extensions", marker = "(platform_machine != 'aarch64' and sys_platform == 'linux') or (sys_platform != 'darwin' and sys_platform != 'linux')" },
         ]
         wheels = [
             { url = "https://download.pytorch.org/whl/cpu/torch-2.5.1%2Bcpu-cp312-cp312-linux_x86_64.whl", hash = "sha256:4856f9d6925121d13c2df07aa7580b767f449dfe71ae5acde9c27535d5da4840" },
@@ -21892,13 +21915,13 @@ fn lock_pytorch_cpu() -> Result<()> {
         resolution-markers = [
             "python_full_version >= '3.13' and platform_machine == 'x86_64' and sys_platform == 'linux'",
             "python_full_version < '3.13' and platform_machine == 'x86_64' and sys_platform == 'linux'",
-            "platform_machine != 'x86_64' or sys_platform != 'linux'",
+            "(platform_machine != 'aarch64' and platform_machine != 'x86_64') or sys_platform != 'linux'",
         ]
         dependencies = [
-            { name = "filelock" },
-            { name = "fsspec" },
-            { name = "jinja2" },
-            { name = "networkx" },
+            { name = "filelock", marker = "platform_machine != 'aarch64' or sys_platform != 'linux'" },
+            { name = "fsspec", marker = "platform_machine != 'aarch64' or sys_platform != 'linux'" },
+            { name = "jinja2", marker = "platform_machine != 'aarch64' or sys_platform != 'linux'" },
+            { name = "networkx", marker = "platform_machine != 'aarch64' or sys_platform != 'linux'" },
             { name = "nvidia-cublas-cu12", marker = "platform_machine == 'x86_64' and sys_platform == 'linux'" },
             { name = "nvidia-cuda-cupti-cu12", marker = "platform_machine == 'x86_64' and sys_platform == 'linux'" },
             { name = "nvidia-cuda-nvrtc-cu12", marker = "platform_machine == 'x86_64' and sys_platform == 'linux'" },
@@ -21911,10 +21934,10 @@ fn lock_pytorch_cpu() -> Result<()> {
             { name = "nvidia-nccl-cu12", marker = "platform_machine == 'x86_64' and sys_platform == 'linux'" },
             { name = "nvidia-nvjitlink-cu12", marker = "platform_machine == 'x86_64' and sys_platform == 'linux'" },
             { name = "nvidia-nvtx-cu12", marker = "platform_machine == 'x86_64' and sys_platform == 'linux'" },
-            { name = "setuptools" },
-            { name = "sympy" },
+            { name = "setuptools", marker = "platform_machine != 'aarch64' or sys_platform != 'linux'" },
+            { name = "sympy", marker = "platform_machine != 'aarch64' or sys_platform != 'linux'" },
             { name = "triton", marker = "python_full_version < '3.13' and platform_machine == 'x86_64' and sys_platform == 'linux'" },
-            { name = "typing-extensions" },
+            { name = "typing-extensions", marker = "platform_machine != 'aarch64' or sys_platform != 'linux'" },
         ]
         wheels = [
             { url = "https://download.pytorch.org/whl/cu124/torch-2.5.1%2Bcu124-cp312-cp312-linux_x86_64.whl", hash = "sha256:bf6484bfe5bc4f92a4a1a1bf553041505e19a911f717065330eb061afe0e14d7" },
@@ -21927,29 +21950,45 @@ fn lock_pytorch_cpu() -> Result<()> {
         version = "0.20.1"
         source = { registry = "https://download.pytorch.org/whl/cpu" }
         resolution-markers = [
-            "sys_platform == 'darwin'",
+            "(platform_machine == 'aarch64' and sys_platform == 'linux') or sys_platform == 'darwin'",
         ]
         dependencies = [
-            { name = "numpy", marker = "sys_platform == 'darwin'" },
-            { name = "pillow", marker = "sys_platform == 'darwin'" },
-            { name = "torch", version = "2.5.1", source = { registry = "https://download.pytorch.org/whl/cpu" }, marker = "sys_platform == 'darwin'" },
+            { name = "numpy", marker = "(platform_machine == 'aarch64' and sys_platform == 'linux') or sys_platform == 'darwin'" },
+            { name = "pillow", marker = "(platform_machine == 'aarch64' and sys_platform == 'linux') or sys_platform == 'darwin'" },
+            { name = "torch", version = "2.5.1", source = { registry = "https://download.pytorch.org/whl/cpu" }, marker = "(platform_machine == 'aarch64' and sys_platform == 'linux') or sys_platform == 'darwin'" },
         ]
         wheels = [
             { url = "https://download.pytorch.org/whl/cpu/torchvision-0.20.1-cp312-cp312-linux_aarch64.whl", hash = "sha256:9f853ba4497ac4691815ad41b523ee23cf5ba4f87b1ce869d704052e233ca8b7" },
             { url = "https://download.pytorch.org/whl/cpu/torchvision-0.20.1-cp312-cp312-macosx_11_0_arm64.whl", hash = "sha256:1a31256ff945d64f006bb306813a7c95a531fe16bfb2535c837dd4c104533d7a" },
         ]
 
+        [[package]]
+        name = "torchvision"
+        version = "0.20.1"
+        source = { registry = "https://download.pytorch.org/whl/cu124" }
+        resolution-markers = [
+            "platform_machine == 'aarch64' and sys_platform == 'linux'",
+        ]
+        dependencies = [
+            { name = "numpy", marker = "platform_machine == 'aarch64' and sys_platform == 'linux'" },
+            { name = "pillow", marker = "platform_machine == 'aarch64' and sys_platform == 'linux'" },
+            { name = "torch", version = "2.5.1", source = { registry = "https://download.pytorch.org/whl/cu124" }, marker = "platform_machine == 'aarch64' and sys_platform == 'linux'" },
+        ]
+        wheels = [
+            { url = "https://download.pytorch.org/whl/cu124/torchvision-0.20.1-cp312-cp312-linux_aarch64.whl", hash = "sha256:3e3289e53d0cb5d1b7f55b3f5912f46a08293c6791585ba2fc32c12cded9f9af" },
+        ]
+
         [[package]]
         name = "torchvision"
         version = "0.20.1+cpu"
         source = { registry = "https://download.pytorch.org/whl/cpu" }
         resolution-markers = [
-            "sys_platform != 'darwin'",
+            "(platform_machine != 'aarch64' and sys_platform == 'linux') or (sys_platform != 'darwin' and sys_platform != 'linux')",
         ]
         dependencies = [
-            { name = "numpy", marker = "sys_platform != 'darwin'" },
-            { name = "pillow", marker = "sys_platform != 'darwin'" },
-            { name = "torch", version = "2.5.1+cpu", source = { registry = "https://download.pytorch.org/whl/cpu" }, marker = "sys_platform != 'darwin'" },
+            { name = "numpy", marker = "(platform_machine != 'aarch64' and sys_platform == 'linux') or (sys_platform != 'darwin' and sys_platform != 'linux')" },
+            { name = "pillow", marker = "(platform_machine != 'aarch64' and sys_platform == 'linux') or (sys_platform != 'darwin' and sys_platform != 'linux')" },
+            { name = "torch", version = "2.5.1+cpu", source = { registry = "https://download.pytorch.org/whl/cpu" }, marker = "(platform_machine != 'aarch64' and sys_platform == 'linux') or (sys_platform != 'darwin' and sys_platform != 'linux')" },
         ]
         wheels = [
             { url = "https://download.pytorch.org/whl/cpu/torchvision-0.20.1%2Bcpu-cp312-cp312-linux_x86_64.whl", hash = "sha256:5f46c7ac7f00a065cb40bfb1e1bfc4ba16a35f5d46b3fe70cca6b3cea7f822f7" },
@@ -21963,12 +22002,12 @@ fn lock_pytorch_cpu() -> Result<()> {
         resolution-markers = [
             "python_full_version >= '3.13' and platform_machine == 'x86_64' and sys_platform == 'linux'",
             "python_full_version < '3.13' and platform_machine == 'x86_64' and sys_platform == 'linux'",
-            "platform_machine != 'x86_64' or sys_platform != 'linux'",
+            "(platform_machine != 'aarch64' and platform_machine != 'x86_64') or sys_platform != 'linux'",
         ]
         dependencies = [
-            { name = "numpy" },
-            { name = "pillow" },
-            { name = "torch", version = "2.5.1+cu124", source = { registry = "https://download.pytorch.org/whl/cu124" } },
+            { name = "numpy", marker = "platform_machine != 'aarch64' or sys_platform != 'linux'" },
+            { name = "pillow", marker = "platform_machine != 'aarch64' or sys_platform != 'linux'" },
+            { name = "torch", version = "2.5.1+cu124", source = { registry = "https://download.pytorch.org/whl/cu124" }, marker = "platform_machine != 'aarch64' or sys_platform != 'linux'" },
         ]
         wheels = [
             { url = "https://download.pytorch.org/whl/cu124/torchvision-0.20.1%2Bcu124-cp312-cp312-linux_x86_64.whl", hash = "sha256:d1053ec5054549e7dac2613b151bffe323f3c924939d296df4d7d34925aaf3ad" },
diff --git a/crates/uv/tests/it/pip_compile.rs b/crates/uv/tests/it/pip_compile.rs
index 1a6de326a..f4ae05acd 100644
--- a/crates/uv/tests/it/pip_compile.rs
+++ b/crates/uv/tests/it/pip_compile.rs
@@ -7494,9 +7494,9 @@ fn universal_platform_fork() -> Result<()> {
         # via torch
     sympy==1.13.1
         # via torch
-    torch==2.5.1 ; sys_platform == 'darwin'
+    torch==2.5.1 ; (platform_machine == 'aarch64' and sys_platform == 'linux') or sys_platform == 'darwin'
         # via -r requirements.in
-    torch==2.5.1+cpu ; sys_platform != 'darwin'
+    torch==2.5.1+cpu ; (platform_machine != 'aarch64' and sys_platform == 'linux') or (sys_platform != 'darwin' and sys_platform != 'linux')
         # via -r requirements.in
     typing-extensions==4.9.0
         # via torch
@@ -7629,9 +7629,9 @@ fn universal_transitive_disjoint_locals() -> Result<()> {
         #   -r requirements.in
         #   torchvision
         #   triton
-    torchvision==0.15.1 ; sys_platform == 'darwin' or sys_platform == 'win32'
+    torchvision==0.15.1 ; platform_machine != 'x86_64' or sys_platform == 'darwin' or sys_platform == 'win32'
         # via -r requirements.in
-    torchvision==0.15.1+rocm5.4.2 ; sys_platform != 'darwin' and sys_platform != 'win32'
+    torchvision==0.15.1+rocm5.4.2 ; platform_machine == 'x86_64' and sys_platform != 'darwin' and sys_platform != 'win32'
         # via -r requirements.in
     triton==2.0.0 ; platform_machine == 'x86_64' and sys_platform == 'linux'
         # via torch
@@ -7924,11 +7924,11 @@ fn universal_disjoint_base_or_local_requirement() -> Result<()> {
         # via torch
     sympy==1.12
         # via torch
-    torch==2.0.0 ; python_full_version < '3.11' and sys_platform == 'darwin'
+    torch==2.0.0 ; (python_full_version < '3.11' and platform_machine == 'aarch64' and sys_platform == 'linux') or (python_full_version < '3.11' and sys_platform == 'darwin')
         # via
         #   -r requirements.in
         #   example
-    torch==2.0.0+cpu ; python_full_version >= '3.13' or (python_full_version < '3.11' and sys_platform != 'darwin')
+    torch==2.0.0+cpu ; python_full_version >= '3.13' or (python_full_version < '3.11' and platform_machine != 'aarch64' and sys_platform == 'linux') or (python_full_version < '3.11' and sys_platform != 'darwin' and sys_platform != 'linux')
         # via
         #   -r requirements.in
         #   example
@@ -7963,15 +7963,15 @@ fn universal_nested_overlapping_local_requirement() -> Result<()> {
         name = "example"
         version = "0.0.0"
         dependencies = [
-            "torch==2.0.0+cu118 ; platform_machine == 'x86_64' and os_name == 'Linux'"
+            "torch==2.0.0+cu118 ; implementation_name == 'cpython' and os_name == 'Linux'"
         ]
         requires-python = ">=3.11"
     "#})?;
 
     let requirements_in = context.temp_dir.child("requirements.in");
     requirements_in.write_str(indoc! {"
-        torch==2.0.0 ; platform_machine == 'x86_64'
-        torch==2.3.0 ; platform_machine != 'x86_64'
+        torch==2.0.0 ; implementation_name == 'cpython'
+        torch==2.3.0 ; implementation_name != 'cpython'
         .
     "})?;
 
@@ -7985,7 +7985,7 @@ fn universal_nested_overlapping_local_requirement() -> Result<()> {
     ----- stdout -----
     # This file was autogenerated by uv via the following command:
     #    uv pip compile --cache-dir [CACHE_DIR] requirements.in --universal
-    cmake==3.28.4 ; platform_machine == 'x86_64' and sys_platform == 'linux'
+    cmake==3.28.4 ; implementation_name == 'cpython' and platform_machine == 'x86_64' and sys_platform == 'linux'
         # via triton
     .
         # via -r requirements.in
@@ -7994,38 +7994,38 @@ fn universal_nested_overlapping_local_requirement() -> Result<()> {
         #   pytorch-triton-rocm
         #   torch
         #   triton
-    fsspec==2024.3.1 ; platform_machine != 'x86_64'
+    fsspec==2024.3.1 ; implementation_name != 'cpython'
         # via torch
-    intel-openmp==2021.4.0 ; platform_machine != 'x86_64' and sys_platform == 'win32'
+    intel-openmp==2021.4.0 ; implementation_name != 'cpython' and sys_platform == 'win32'
         # via mkl
     jinja2==3.1.3
         # via torch
-    lit==18.1.2 ; platform_machine == 'x86_64' and sys_platform == 'linux'
+    lit==18.1.2 ; implementation_name == 'cpython' and platform_machine == 'x86_64' and sys_platform == 'linux'
         # via triton
     markupsafe==2.1.5
         # via jinja2
-    mkl==2021.4.0 ; platform_machine != 'x86_64' and sys_platform == 'win32'
+    mkl==2021.4.0 ; implementation_name != 'cpython' and sys_platform == 'win32'
         # via torch
     mpmath==1.3.0
         # via sympy
     networkx==3.2.1
         # via torch
-    pytorch-triton-rocm==2.3.0 ; platform_machine != 'x86_64' and sys_platform != 'darwin' and sys_platform != 'win32'
+    pytorch-triton-rocm==2.3.0 ; (implementation_name != 'cpython' and platform_machine != 'aarch64' and sys_platform == 'linux') or (implementation_name != 'cpython' and sys_platform != 'darwin' and sys_platform != 'linux' and sys_platform != 'win32')
         # via torch
     sympy==1.12
         # via torch
-    tbb==2021.11.0 ; platform_machine != 'x86_64' and sys_platform == 'win32'
+    tbb==2021.11.0 ; implementation_name != 'cpython' and sys_platform == 'win32'
         # via mkl
-    torch==2.0.0+cu118 ; platform_machine == 'x86_64'
+    torch==2.0.0+cu118 ; implementation_name == 'cpython'
         # via
         #   -r requirements.in
         #   example
         #   triton
-    torch==2.3.0 ; (platform_machine != 'x86_64' and sys_platform == 'darwin') or (platform_machine != 'x86_64' and sys_platform == 'win32')
+    torch==2.3.0 ; (implementation_name != 'cpython' and platform_machine == 'aarch64' and sys_platform == 'linux') or (implementation_name != 'cpython' and sys_platform == 'darwin') or (implementation_name != 'cpython' and sys_platform == 'win32')
         # via -r requirements.in
-    torch==2.3.0+rocm6.0 ; platform_machine != 'x86_64' and sys_platform != 'darwin' and sys_platform != 'win32'
+    torch==2.3.0+rocm6.0 ; (implementation_name != 'cpython' and platform_machine != 'aarch64' and sys_platform == 'linux') or (implementation_name != 'cpython' and sys_platform != 'darwin' and sys_platform != 'linux' and sys_platform != 'win32')
         # via -r requirements.in
-    triton==2.0.0 ; platform_machine == 'x86_64' and sys_platform == 'linux'
+    triton==2.0.0 ; implementation_name == 'cpython' and platform_machine == 'x86_64' and sys_platform == 'linux'
         # via torch
     typing-extensions==4.10.0
         # via torch
@@ -8070,7 +8070,6 @@ fn universal_nested_overlapping_local_requirement() -> Result<()> {
         # via -r requirements.in
     filelock==3.13.1
         # via
-        #   pytorch-triton-rocm
         #   torch
         #   triton
     fsspec==2024.3.1 ; platform_machine != 'x86_64'
@@ -8089,8 +8088,6 @@ fn universal_nested_overlapping_local_requirement() -> Result<()> {
         # via sympy
     networkx==3.2.1
         # via torch
-    pytorch-triton-rocm==2.3.0 ; platform_machine != 'x86_64' and sys_platform != 'darwin' and sys_platform != 'win32'
-        # via torch
     sympy==1.12
         # via torch
     tbb==2021.11.0 ; platform_machine != 'x86_64' and sys_platform == 'win32'
@@ -8100,9 +8097,7 @@ fn universal_nested_overlapping_local_requirement() -> Result<()> {
         #   -r requirements.in
         #   example
         #   triton
-    torch==2.3.0 ; (platform_machine != 'x86_64' and sys_platform == 'darwin') or (platform_machine != 'x86_64' and sys_platform == 'win32')
-        # via -r requirements.in
-    torch==2.3.0+rocm6.0 ; platform_machine != 'x86_64' and sys_platform != 'darwin' and sys_platform != 'win32'
+    torch==2.3.0 ; platform_machine != 'x86_64'
         # via -r requirements.in
     triton==2.0.0 ; platform_machine == 'x86_64' and sys_platform == 'linux'
         # via torch
@@ -8110,7 +8105,7 @@ fn universal_nested_overlapping_local_requirement() -> Result<()> {
         # via torch
 
     ----- stderr -----
-    Resolved 19 packages in [TIME]
+    Resolved 17 packages in [TIME]
     "###
     );
 
@@ -8129,8 +8124,8 @@ fn universal_nested_disjoint_local_requirement() -> Result<()> {
         name = "example"
         version = "0.0.0"
         dependencies = [
-            "torch==2.0.0+cu118 ; platform_machine == 'x86_64'",
-            "torch==2.0.0+cpu ; platform_machine != 'x86_64'"
+            "torch==2.0.0+cu118 ; implementation_name == 'cpython'",
+            "torch==2.0.0+cpu ; implementation_name != 'cpython'"
         ]
         requires-python = ">=3.11"
     "#})?;
@@ -8154,7 +8149,7 @@ fn universal_nested_disjoint_local_requirement() -> Result<()> {
     ----- stdout -----
     # This file was autogenerated by uv via the following command:
     #    uv pip compile --cache-dir [CACHE_DIR] requirements.in --universal
-    cmake==3.28.4 ; os_name == 'Linux' and platform_machine == 'x86_64' and sys_platform == 'linux'
+    cmake==3.28.4 ; implementation_name == 'cpython' and os_name == 'Linux' and platform_machine == 'x86_64' and sys_platform == 'linux'
         # via triton
     . ; os_name == 'Linux'
         # via -r requirements.in
@@ -8169,7 +8164,7 @@ fn universal_nested_disjoint_local_requirement() -> Result<()> {
         # via mkl
     jinja2==3.1.3
         # via torch
-    lit==18.1.2 ; os_name == 'Linux' and platform_machine == 'x86_64' and sys_platform == 'linux'
+    lit==18.1.2 ; implementation_name == 'cpython' and os_name == 'Linux' and platform_machine == 'x86_64' and sys_platform == 'linux'
         # via triton
     markupsafe==2.1.5
         # via jinja2
@@ -8179,26 +8174,26 @@ fn universal_nested_disjoint_local_requirement() -> Result<()> {
         # via sympy
     networkx==3.2.1
         # via torch
-    pytorch-triton-rocm==2.3.0 ; os_name != 'Linux' and sys_platform != 'darwin' and sys_platform != 'win32'
+    pytorch-triton-rocm==2.3.0 ; (os_name != 'Linux' and platform_machine != 'aarch64' and sys_platform == 'linux') or (os_name != 'Linux' and sys_platform != 'darwin' and sys_platform != 'linux' and sys_platform != 'win32')
         # via torch
     sympy==1.12
         # via torch
     tbb==2021.11.0 ; os_name != 'Linux' and sys_platform == 'win32'
         # via mkl
-    torch==2.0.0+cpu ; os_name == 'Linux' and platform_machine != 'x86_64'
+    torch==2.0.0+cpu ; implementation_name != 'cpython' and os_name == 'Linux'
         # via
         #   -r requirements.in
         #   example
-    torch==2.0.0+cu118 ; os_name == 'Linux' and platform_machine == 'x86_64'
+    torch==2.0.0+cu118 ; implementation_name == 'cpython' and os_name == 'Linux'
         # via
         #   -r requirements.in
         #   example
         #   triton
-    torch==2.3.0 ; (os_name != 'Linux' and sys_platform == 'darwin') or (os_name != 'Linux' and sys_platform == 'win32')
+    torch==2.3.0 ; (os_name != 'Linux' and platform_machine == 'aarch64' and sys_platform == 'linux') or (os_name != 'Linux' and sys_platform == 'darwin') or (os_name != 'Linux' and sys_platform == 'win32')
         # via -r requirements.in
-    torch==2.3.0+rocm6.0 ; os_name != 'Linux' and sys_platform != 'darwin' and sys_platform != 'win32'
+    torch==2.3.0+rocm6.0 ; (os_name != 'Linux' and platform_machine != 'aarch64' and sys_platform == 'linux') or (os_name != 'Linux' and sys_platform != 'darwin' and sys_platform != 'linux' and sys_platform != 'win32')
         # via -r requirements.in
-    triton==2.0.0 ; os_name == 'Linux' and platform_machine == 'x86_64' and sys_platform == 'linux'
+    triton==2.0.0 ; implementation_name == 'cpython' and os_name == 'Linux' and platform_machine == 'x86_64' and sys_platform == 'linux'
         # via torch
     typing-extensions==4.10.0
         # via torch
@@ -8993,8 +8988,6 @@ fn universal_marker_propagation() -> Result<()> {
         # via torchvision
     pytorch-triton-rocm==2.0.2 ; platform_machine == 'x86_64' and sys_platform != 'darwin' and sys_platform != 'win32'
         # via torch
-    pytorch-triton-rocm==2.2.0 ; platform_machine != 'x86_64' and sys_platform != 'darwin' and sys_platform != 'win32'
-        # via torch
     requests==2.31.0
         # via torchvision
     sympy==1.12
@@ -9008,11 +9001,7 @@ fn universal_marker_propagation() -> Result<()> {
         #   -r requirements.in
         #   pytorch-triton-rocm
         #   torchvision
-    torch==2.2.0 ; (platform_machine != 'x86_64' and sys_platform == 'darwin') or (platform_machine != 'x86_64' and sys_platform == 'win32')
-        # via
-        #   -r requirements.in
-        #   torchvision
-    torch==2.2.0+rocm5.7 ; platform_machine != 'x86_64' and sys_platform != 'darwin' and sys_platform != 'win32'
+    torch==2.2.0 ; platform_machine != 'x86_64'
         # via
         #   -r requirements.in
         #   torchvision
@@ -9020,9 +9009,7 @@ fn universal_marker_propagation() -> Result<()> {
         # via -r requirements.in
     torchvision==0.15.1+rocm5.4.2 ; platform_machine == 'x86_64' and sys_platform != 'darwin' and sys_platform != 'win32'
         # via -r requirements.in
-    torchvision==0.17.0 ; (platform_machine != 'x86_64' and sys_platform == 'darwin') or (platform_machine != 'x86_64' and sys_platform == 'win32')
-        # via -r requirements.in
-    torchvision==0.17.0+rocm5.7 ; platform_machine != 'x86_64' and sys_platform != 'darwin' and sys_platform != 'win32'
+    torchvision==0.17.0 ; platform_machine != 'x86_64'
         # via -r requirements.in
     typing-extensions==4.10.0
         # via torch
@@ -9031,7 +9018,7 @@ fn universal_marker_propagation() -> Result<()> {
 
     ----- stderr -----
     warning: The requested Python version 3.8 is not available; 3.12.[X] will be used to build dependencies instead.
-    Resolved 28 packages in [TIME]
+    Resolved 25 packages in [TIME]
     "###
     );