---
id: pr-quack-95
repo: Dao-AILab/quack
pr: 95
title: '[Gemm] Fix `gemm_symmetric` on SM120 + add benchmark'
author: Harry-Chen
date: '2026-04-03'
url: https://github.com/Dao-AILab/quack/pull/95
source_category: upstream-code
architectures:
- sm100
- sm90
tags:
- benchmark kernel
- gemm
- quack
- sm90
techniques: []
hardware_features:
- hopper
kernel_types:
- gemm
languages:
- cuda-cpp
captured_at: '2026-05-16'
status: merged
merge_sha: cd2c551a8fc8159fb7005cbcb0470cb4b4bab906
inclusion_reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.
changed_paths:
- benchmarks/benchmark_gemm_symmetric.py
- quack/gemm_interface.py
artifact_dir: evidence/pull-bundles/quack/gh-95
head_ref_oid: 748c54a1a0414b9b5079c876949afe1e6dc76e45
---
# [Gemm] Fix `gemm_symmetric` on SM120 + add benchmark

- Repository: `Dao-AILab/quack`
- PR: [95](https://github.com/Dao-AILab/quack/pull/95)
- 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

- `benchmarks/benchmark_gemm_symmetric.py`
- `quack/gemm_interface.py`

## Evidence Bundle

`evidence/pull-bundles/quack/gh-95`
