---
id: pr-vllm-26197
repo: vllm-project/vllm
pr: 26197
title: '[Feature] Enable E8M0 by Default on Hopper for DeepGEMM, 5% E2E throughput improvement'
author: yewentao256
date: '2025-10-08'
url: https://github.com/vllm-project/vllm/pull/26197
source_category: upstream-code
architectures:
- sm100
tags: []
techniques: []
hardware_features: []
kernel_types: []
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: f8607863d88b7cb18c3b050b2c93f63532ac428a
inclusion_reason: defer
changed_paths:
- vllm/envs.py
- vllm/transformers_utils/config.py
- vllm/utils/deep_gemm.py
artifact_dir: evidence/pull-bundles/vllm/gh-26197
head_ref_oid: d47803b4576bf7ab8c108cd7b7165cd7b1582055
---
# [Feature] Enable E8M0 by Default on Hopper for DeepGEMM, 5% E2E throughput improvement

- Repository: `vllm-project/vllm`
- PR: [26197](https://github.com/vllm-project/vllm/pull/26197)
- Decision: `defer`
- Reason: defer

## Changed Paths

- `vllm/envs.py`
- `vllm/transformers_utils/config.py`
- `vllm/utils/deep_gemm.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-26197`
