---
id: pr-sglang-13747
repo: sgl-project/sglang
pr: 13747
title: '[AMD] Support --enable-aiter-allreduce-fusion on AMD GPUs'
author: hubertlu-tw
date: '2026-02-25'
url: https://github.com/sgl-project/sglang/pull/13747
source_category: upstream-code
architectures:
- sm100
tags:
- kernel-fusion
techniques:
- kernel-fusion
hardware_features: []
kernel_types: []
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: 17b0affbdf3b532f816a644194168e004cf4fe4d
inclusion_reason: kernel file changes
changed_paths:
- benchmark/kernels/all_reduce/benchmark_fused_ar_rms_amd.py
- docs/advanced_features/server_arguments.md
- python/sglang/srt/distributed/communication_op.py
- python/sglang/srt/distributed/parallel_state.py
- python/sglang/srt/layers/communicator.py
- python/sglang/srt/layers/layernorm.py
- python/sglang/srt/server_args.py
- test/registered/ops/test_aiter_allreduce_fusion_amd.py
- test/run_suite.py
head_ref_oid: 64506c7a2fd7c152aec3b685909732fcd1b7340c
artifact_dir: evidence/pull-bundles/sglang/gh-13747
---
# [AMD] Support --enable-aiter-allreduce-fusion on AMD GPUs

- Repository: `sgl-project/sglang`
- PR: [13747](https://github.com/sgl-project/sglang/pull/13747)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `benchmark/kernels/all_reduce/benchmark_fused_ar_rms_amd.py`
- `docs/advanced_features/server_arguments.md`
- `python/sglang/srt/distributed/communication_op.py`
- `python/sglang/srt/distributed/parallel_state.py`
- `python/sglang/srt/layers/communicator.py`
- `python/sglang/srt/layers/layernorm.py`
- `python/sglang/srt/server_args.py`
- `test/registered/ops/test_aiter_allreduce_fusion_amd.py`
- `test/run_suite.py`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-13747`
