---
id: pr-flashinfer-2667
repo: flashinfer-ai/flashinfer
pr: 2667
title: 'perf: Update trtllm-gen batched GEMM kernels - faster, more NVFP4 tile dims, MXFP8 with relu2 act'
author: amitz-nv
date: '2026-03-03'
url: https://github.com/flashinfer-ai/flashinfer/pull/2667
source_category: upstream-code
architectures:
- sm100
tags:
- fp4
- fp8
- gemm
- nvfp4
techniques: []
hardware_features:
- fp4
- fp8
- nvfp4
kernel_types:
- gemm
languages:
- cuda-cpp
captured_at: '2026-04-27'
status: merged
merge_sha: 4f422f5b4783d73041d9dda8fecc6a17c9d21603
inclusion_reason: kernel file changes
changed_paths:
- csrc/trtllm_batched_gemm_runner.cu
- flashinfer/artifacts.py
head_ref_oid: ca601c498c11b04c9661294c43444e71486a815d
artifact_dir: evidence/pull-bundles/flashinfer/gh-2667
---
# perf: Update trtllm-gen batched GEMM kernels - faster, more NVFP4 tile dims, MXFP8 with relu2 act

- Repository: `flashinfer-ai/flashinfer`
- PR: [2667](https://github.com/flashinfer-ai/flashinfer/pull/2667)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `csrc/trtllm_batched_gemm_runner.cu`
- `flashinfer/artifacts.py`

## Evidence Bundle

`evidence/pull-bundles/flashinfer/gh-2667`
