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CK Tile MXFP8 Group GEMM gfx1250#578

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aris134 wants to merge 13 commits into
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amartin/ck-mxfp8-group-gemm-gfx1250-clean
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CK Tile MXFP8 Group GEMM gfx1250#578
aris134 wants to merge 13 commits into
gfx1250from
amartin/ck-mxfp8-group-gemm-gfx1250-clean

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@aris134
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@aris134 aris134 commented May 6, 2026

Description

This PR integrates CK Tile MXFP8 grouped GEMM backend with TDM into TE.

Fixes # (16490)

Type of change

  • Documentation change (change only to the documentation, either a fix or a new content)
  • Bug fix (non-breaking change which fixes an issue)
  • New feature (non-breaking change which adds functionality)
  • Breaking change (fix or feature that would cause existing functionality to not work as expected)
  • Infra/Build change
  • Code refactoring

Changes

Please list the changes introduced in this PR:

  • Change A
  • Change B

Checklist:

  • I have read and followed the contributing guidelines
  • The functionality is complete
  • I have commented my code, particularly in hard-to-understand areas
  • I have made corresponding changes to the documentation
  • My changes generate no new warnings
  • I have added tests that prove my fix is effective or that my feature works
  • New and existing unit tests pass locally with my changes

@aris134 aris134 self-assigned this May 6, 2026
@aris134 aris134 requested a review from matthiasdiener May 6, 2026 20:49
@matthiasdiener matthiasdiener added the ci-level 1 CI test level 1 label May 7, 2026
Comment thread tests/cpp/operator/CMakeLists.txt Outdated
test_dequantize_mxfp8.cu
test_dequantize_nvfp4.cu
test_cast_nvfp4_transpose.cu
test_ck_grouped_mxfp8.cu
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It should be for non CUDA only

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Done in 3db2e5a

// Currently only support cutlass group gemm on Hopper Arch
if (!(is_hopper && use_cutlass)) {
// if (!(is_hopper && use_cutlass)) {
if (!use_cutlass) {
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It is CUDA path

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Reverted in 3db2e5a

@aris134 aris134 requested a review from ipanfilo May 11, 2026 13:11
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3 participants