---
id: pr-vllm-29242
repo: vllm-project/vllm
pr: 29242
title: '[Kernel] Add NVFP4 MoE CUTLASS support for SM120'
author: mgoin
date: '2025-11-25'
url: https://github.com/vllm-project/vllm/pull/29242
source_category: upstream-code
architectures:
- sm100
tags:
- fp4
- moe
- nvfp4
- quantization
techniques: []
hardware_features:
- fp4
- nvfp4
kernel_types:
- moe
- quantization
languages:
- cuda-cpp
captured_at: '2026-04-27'
status: merged
merge_sha: e502098643b863f09dd9d8e74249523641f01298
inclusion_reason: kernel file changes
changed_paths:
- CMakeLists.txt
- csrc/quantization/fp4/nvfp4_blockwise_moe_kernel.cu
- csrc/quantization/fp4/nvfp4_experts_quant.cu
- csrc/quantization/fp4/nvfp4_quant_entry.cu
- csrc/quantization/w8a8/cutlass/scaled_mm_entry.cu
- docs/design/moe_kernel_features.md
- vllm/model_executor/layers/quantization/compressed_tensors/compressed_tensors_moe.py
- vllm/model_executor/layers/quantization/modelopt.py
head_ref_oid: db81d721698e609662fa582ff4612cc4d494ec48
artifact_dir: evidence/pull-bundles/vllm/gh-29242
---
# [Kernel] Add NVFP4 MoE CUTLASS support for SM120

- Repository: `vllm-project/vllm`
- PR: [29242](https://github.com/vllm-project/vllm/pull/29242)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `CMakeLists.txt`
- `csrc/quantization/fp4/nvfp4_blockwise_moe_kernel.cu`
- `csrc/quantization/fp4/nvfp4_experts_quant.cu`
- `csrc/quantization/fp4/nvfp4_quant_entry.cu`
- `csrc/quantization/w8a8/cutlass/scaled_mm_entry.cu`
- `docs/design/moe_kernel_features.md`
- `vllm/model_executor/layers/quantization/compressed_tensors/compressed_tensors_moe.py`
- `vllm/model_executor/layers/quantization/modelopt.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-29242`
