Add support of 64 headDim #5114
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Summary: This diff adds support for 64 head dimension in the Blackwell Decode attention algorithm. The code changes include a dispatch macro for head dimension and a test case for the new head dimension. The test case is skipped for known numerical precision issues with FP8 and head_dim=64 in GQA mode. Differential Revision: D86774487
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@Aya-ZIbra has exported this pull request. If you are a Meta employee, you can view the originating Diff in D86774487. |
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Summary: This diff adds support for 64 head dimension in the Blackwell Decode attention algorithm. The code changes include a dispatch macro for head dimension and a test case for the new head dimension. The test case is skipped for known numerical precision issues with FP8 and head_dim=64 in GQA mode.
Differential Revision: D86774487