---
id: pr-cutlass-3092
repo: NVIDIA/cutlass
pr: 3092
title: Support for Group GEMM in CUTLASS Profiler for GeForce and Spark
author: depaulmillz
date: '2026-03-07'
url: https://github.com/NVIDIA/cutlass/pull/3092
source_category: upstream-code
architectures:
- sm100
tags:
- arch_pipeline
- gemm_quant
- recent-kernel-path
techniques:
- fine-grained-quantization
- pipeline-stages
hardware_features:
- blackwell
kernel_types:
- gemm
- runtime
languages:
- cuda-cpp
- cute-dsl
captured_at: '2026-05-16'
status: merged
merge_sha: 73c59c055c0fec87792470dbf33325158113db5e
inclusion_reason: Inspect scale layout, accumulator type, tile/schedule choice, epilogue fusion, and partial-tile guards before deriving a candidate.
changed_paths:
- examples/79_blackwell_geforce_gemm/CMakeLists.txt
- examples/80_blackwell_geforce_sparse_gemm/CMakeLists.txt
- examples/87_blackwell_geforce_gemm_blockwise/CMakeLists.txt
- include/cutlass/gemm/collective/builders/sm120_blockscaled_mma_builder.inl
- include/cutlass/gemm/collective/builders/sm1xx_common.inl
- python/cutlass_library/generator.py
- python/cutlass_library/library.py
- tools/library/src/grouped_gemm_operation_3x.hpp
artifact_dir: evidence/pull-bundles/cutlass/gh-3092
head_ref_oid: 06d5624c86f85d19df1415814a7daf2235ceeeab
---
# Support for Group GEMM in CUTLASS Profiler for GeForce and Spark

- Repository: `NVIDIA/cutlass`
- PR: [3092](https://github.com/NVIDIA/cutlass/pull/3092)
- Decision: `Inspect scale layout, accumulator type, tile/schedule choice, epilogue fusion, and partial-tile guards before deriving a candidate.`
- Reason: Inspect scale layout, accumulator type, tile/schedule choice, epilogue fusion, and partial-tile guards before deriving a candidate.

## Changed Paths

- `examples/79_blackwell_geforce_gemm/CMakeLists.txt`
- `examples/80_blackwell_geforce_sparse_gemm/CMakeLists.txt`
- `examples/87_blackwell_geforce_gemm_blockwise/CMakeLists.txt`
- `include/cutlass/gemm/collective/builders/sm120_blockscaled_mma_builder.inl`
- `include/cutlass/gemm/collective/builders/sm1xx_common.inl`
- `python/cutlass_library/generator.py`
- `python/cutlass_library/library.py`
- `tools/library/src/grouped_gemm_operation_3x.hpp`

## Evidence Bundle

`evidence/pull-bundles/cutlass/gh-3092`
