---
id: pr-flashinfer-1609
repo: flashinfer-ai/flashinfer
pr: 1609
title: 'feat: cutlass fp4 gemm bringup for SM120 & SM121'
author: yongwww
date: '2025-09-03'
url: https://github.com/flashinfer-ai/flashinfer/pull/1609
source_category: upstream-code
architectures:
- sm100
tags:
- fp4
- gemm
- quantization
techniques: []
hardware_features:
- fp4
kernel_types:
- gemm
- quantization
languages:
- cuda-cpp
captured_at: '2026-04-27'
status: merged
merge_sha: 9d328b2c622a38653d405a3fc3c5ca8e1d50e3a4
inclusion_reason: kernel file changes
changed_paths:
- csrc/fp4_gemm_cutlass_sm120.cu
- csrc/fp4_gemm_cutlass_sm120.jinja
- flashinfer/fp4_quantization.py
- flashinfer/gemm.py
- flashinfer/jit/__init__.py
- flashinfer/jit/core.py
- include/flashinfer/gemm/fp4_gemm_cutlass_template_sm120.h
- include/flashinfer/gemm/fp4_gemm_template_sm100.h
- include/flashinfer/gemm/fp4_gemm_template_sm120.h
head_ref_oid: b4de40e638c84d5aeae78fc454643db13c191814
artifact_dir: evidence/pull-bundles/flashinfer/gh-1609
---
# feat: cutlass fp4 gemm bringup for SM120 & SM121

- Repository: `flashinfer-ai/flashinfer`
- PR: [1609](https://github.com/flashinfer-ai/flashinfer/pull/1609)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `csrc/fp4_gemm_cutlass_sm120.cu`
- `csrc/fp4_gemm_cutlass_sm120.jinja`
- `flashinfer/fp4_quantization.py`
- `flashinfer/gemm.py`
- `flashinfer/jit/__init__.py`
- `flashinfer/jit/core.py`
- `include/flashinfer/gemm/fp4_gemm_cutlass_template_sm120.h`
- `include/flashinfer/gemm/fp4_gemm_template_sm100.h`
- `include/flashinfer/gemm/fp4_gemm_template_sm120.h`

## Evidence Bundle

`evidence/pull-bundles/flashinfer/gh-1609`
