[Build/CI] Build arm64 PR and postmerge image builds for Blackwell SM10x and SM110 (#48041)

Signed-off-by: Tyler Michael Smith <tlrmchlsmth@gmail.com>

Tyler Michael Smith committed Jul 10, 2026 at 10:12 UTC 978a6dfa3f79470e4459a454816202e78c1d2108
1 file changed +3 -2
.buildkite/image_build/image_build_arm64.sh
+3 -2
@@ -19,13 +19,14 @@ if docker manifest inspect "$IMAGE" >/dev/null 2>&1; then
19 echo "Image found"
20 else
21 echo "Image not found, proceeding with build..."
22 - # build for arm64 GPU targets: Grace/GH200 (sm_90) and DGX Spark/GB10
22 + # build for arm64 GPU targets: Grace/GH200 (sm_90),
23 + # Blackwell/Thor (sm_100/sm_103/sm_110), and DGX Spark/GB10
24 # (sm_121, family-covered by 12.0 under CUDA 13)
25 docker build --file docker/Dockerfile \
26 --platform linux/arm64 \
27 --build-arg max_jobs=16 \
28 --build-arg nvcc_threads=4 \
28 - --build-arg torch_cuda_arch_list="9.0 12.0" \
29 + --build-arg torch_cuda_arch_list="9.0 10.0 11.0 12.0" \
30 --build-arg USE_SCCACHE=1 \
31 --build-arg buildkite_commit="$BUILDKITE_COMMIT" \
32 --tag "$IMAGE" \