---
id: pr-vllm-20447
repo: vllm-project/vllm
pr: 20447
title: '[feat]: add SM100 support for cutlass FP8 groupGEMM'
author: djmmoss
date: '2025-07-22'
url: https://github.com/vllm-project/vllm/pull/20447
source_category: upstream-code
architectures:
- sm100
tags:
- fp8
- gemm
- moe
- quantization
techniques: []
hardware_features:
- fp8
kernel_types:
- gemm
- moe
- quantization
languages:
- cuda-cpp
captured_at: '2026-04-27'
status: merged
merge_sha: 2c8db17cfd6f2026549d7ac708be5109dbf7a2e8
inclusion_reason: kernel file changes
changed_paths:
- CMakeLists.txt
- csrc/quantization/cutlass_w8a8/moe/grouped_mm_c3x.cuh
- csrc/quantization/cutlass_w8a8/moe/grouped_mm_c3x_sm100.cu
- csrc/quantization/cutlass_w8a8/moe/grouped_mm_c3x_sm90.cu
- csrc/quantization/cutlass_w8a8/moe/moe_data.cu
- csrc/quantization/cutlass_w8a8/scaled_mm_entry.cu
- vllm/model_executor/layers/quantization/compressed_tensors/compressed_tensors.py
- vllm/model_executor/layers/quantization/compressed_tensors/compressed_tensors_moe.py
head_ref_oid: f2f12c8c2f97c1464d8cc60ef77ca8fdf0a06ac0
artifact_dir: evidence/pull-bundles/vllm/gh-20447
---
# [feat]: add SM100 support for cutlass FP8 groupGEMM

- Repository: `vllm-project/vllm`
- PR: [20447](https://github.com/vllm-project/vllm/pull/20447)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `CMakeLists.txt`
- `csrc/quantization/cutlass_w8a8/moe/grouped_mm_c3x.cuh`
- `csrc/quantization/cutlass_w8a8/moe/grouped_mm_c3x_sm100.cu`
- `csrc/quantization/cutlass_w8a8/moe/grouped_mm_c3x_sm90.cu`
- `csrc/quantization/cutlass_w8a8/moe/moe_data.cu`
- `csrc/quantization/cutlass_w8a8/scaled_mm_entry.cu`
- `vllm/model_executor/layers/quantization/compressed_tensors/compressed_tensors.py`
- `vllm/model_executor/layers/quantization/compressed_tensors/compressed_tensors_moe.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-20447`
