@@ -31,41 +31,9 @@ env:
   RANDOMLY_SEED: "3485796098"
 
 jobs:
-  amd_benchmarks:
-    name: amd64 benchmarks
-    runs-on: ubuntu-22.04
-    permissions:
-      contents: read
-      id-token: write
-
-    steps:
-    - name: Checkout code
-      uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd  # v5
-      with:
-        persist-credentials: false
-
-    - name: Install Python
-      uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405  # v6
-      with:
-        python-version-file: pyproject.toml
-
-    - name: Install uv
-      uses: astral-sh/setup-uv@37802adc94f370d6bfd71619e3f0bf239e1f3b78  # v7
-      with:
-        enable-cache: false
-
-    - name: Build msgspec and install profiling dependencies
-      run: uv sync --group test-prof
-
-    - name: Run benchmarks
-      uses: CodSpeedHQ/action@c145068895e045cc725ee76fcd2307624b65c3af  # v4.17.5
-      with:
-        mode: simulation
-        run: uv run --no-sync pytest tests/prof/perf --randomly-seed="$RANDOMLY_SEED" --codspeed -k amd
-
-  arm_benchmarks:
-    name: arm benchmarks
-    runs-on: ubuntu-24.04-arm
+  perf_benchmarks:
+    name: performance benchmarks
+    runs-on: codspeed-macro
     permissions:
       contents: read
       id-token: write
@@ -97,7 +65,7 @@ jobs:
 
   memory_benchmarks:
     name: Memory benchmarks
-    runs-on: ubuntu-22.04
+    runs-on: codspeed-macro
     permissions:
       contents: read
       id-token: write