---
id: pr-tensorrt-llm-13470
repo: NVIDIA/TensorRT-LLM
pr: 13470
title: '[https://nvbugs/6017720][fix] Fix moe backend mismatch on Blackwell in perf test.'
author: dominicshanshan
date: '2026-05-09'
url: https://github.com/NVIDIA/TensorRT-LLM/pull/13470
source_category: upstream-code
architectures:
- sm100
tags:
- blackwell
- sm100
techniques: []
hardware_features:
- blackwell
kernel_types:
- moe
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: 90c1a5f29f2c1c0afaa50792d69114cb41a3c666
inclusion_reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.
changed_paths:
- tests/integration/defs/perf/pytorch_model_config.py
artifact_dir: evidence/pull-bundles/tensorrt-llm/gh-13470
head_ref_oid: be063454ba70cbe5b7c7fa53b15b631037ffe624
---
# [https://nvbugs/6017720][fix] Fix moe backend mismatch on Blackwell in perf test.

- Repository: `NVIDIA/TensorRT-LLM`
- PR: [13470](https://github.com/NVIDIA/TensorRT-LLM/pull/13470)
- Decision: `Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.`
- Reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.

## Changed Paths

- `tests/integration/defs/perf/pytorch_model_config.py`

## Evidence Bundle

`evidence/pull-bundles/tensorrt-llm/gh-13470`
