diff --git a/.buildkite/test_areas/entrypoints.yaml b/.buildkite/test_areas/entrypoints.yaml
index abbf354add..ae59d3cb53 100644
--- a/.buildkite/test_areas/entrypoints.yaml
+++ b/.buildkite/test_areas/entrypoints.yaml
@@ -254,6 +254,7 @@ steps:
     amd:
       label: ":amd: (MI355 DPX) Entrypoints Integration (Pooling)"
       dind: false
+      automatic_shard: true
       device: mi355_dpx
       timeout_in_minutes: 65
       working_dir: "/vllm-workspace/tests"
diff --git a/.buildkite/test_areas/kernels.yaml b/.buildkite/test_areas/kernels.yaml
index 901d3251c2..1c1633c06e 100644
--- a/.buildkite/test_areas/kernels.yaml
+++ b/.buildkite/test_areas/kernels.yaml
@@ -532,6 +532,7 @@ steps:
     amd:
       label: ":amd: (MI250) Mamba Kernels"
       dind: false
+      automatic_shard: true
       device: mi250_1
       timeout_in_minutes: 55
       depends_on:
diff --git a/.buildkite/test_areas/quantization.yaml b/.buildkite/test_areas/quantization.yaml
index 490e20534f..7c9ddf9438 100644
--- a/.buildkite/test_areas/quantization.yaml
+++ b/.buildkite/test_areas/quantization.yaml
@@ -137,6 +137,7 @@ steps:
     amd:
       label: ":amd: (MI355 DPX) Quantized Models"
       dind: false
+      automatic_shard: true
       device: mi355_dpx
       timeout_in_minutes: 80
       working_dir: "/vllm-workspace/tests"
diff --git a/.buildkite/test_areas/spec_decode.yaml b/.buildkite/test_areas/spec_decode.yaml
index eceb914c86..c2742b4c51 100644
--- a/.buildkite/test_areas/spec_decode.yaml
+++ b/.buildkite/test_areas/spec_decode.yaml
@@ -28,6 +28,7 @@ steps:
     amd:
       label: ":amd: (MI300) V1 Spec Decode"
       dind: false
+      automatic_shard: true
       device: mi300_1
       timeout_in_minutes: 50
       depends_on: