---
id: pr-vllm-16727
repo: vllm-project/vllm
pr: 16727
title: '[ROCm] Add aiter tkw1 kernel for Llama4 fp8'
author: kliuae
date: '2025-04-22'
url: https://github.com/vllm-project/vllm/pull/16727
source_category: upstream-code
architectures:
- sm100
tags:
- fp8
- kernel-fusion
- moe
- quantization
techniques:
- kernel-fusion
hardware_features:
- fp8
kernel_types:
- moe
- quantization
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: 5b794cae8d0df288e83845e95a2874101e98357a
inclusion_reason: kernel file changes
changed_paths:
- docker/Dockerfile.rocm_base
- vllm/envs.py
- vllm/model_executor/layers/fused_moe/fused_moe.py
- vllm/model_executor/layers/fused_moe/rocm_aiter_fused_moe.py
- vllm/model_executor/layers/quantization/compressed_tensors/compressed_tensors_moe.py
- vllm/model_executor/layers/quantization/fp8.py
head_ref_oid: b9e26a2e990f1f828014d4bf0438711f29484fba
artifact_dir: evidence/pull-bundles/vllm/gh-16727
---
# [ROCm] Add aiter tkw1 kernel for Llama4 fp8

- Repository: `vllm-project/vllm`
- PR: [16727](https://github.com/vllm-project/vllm/pull/16727)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `docker/Dockerfile.rocm_base`
- `vllm/envs.py`
- `vllm/model_executor/layers/fused_moe/fused_moe.py`
- `vllm/model_executor/layers/fused_moe/rocm_aiter_fused_moe.py`
- `vllm/model_executor/layers/quantization/compressed_tensors/compressed_tensors_moe.py`
- `vllm/model_executor/layers/quantization/fp8.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-16727`
