---
id: pr-cccl-cub-3818
repo: NVIDIA/cccl
pr: 3818
title: Add arch_traits for sm100 to cudax.
author: alliepiper
date: '2025-02-15'
url: https://github.com/NVIDIA/cccl/pull/3818
source_category: upstream-code
architectures:
- sm100
tags:
- sm100
techniques: []
hardware_features:
- blackwell
kernel_types: []
languages:
- cuda-cpp
captured_at: '2026-05-16'
status: merged
merge_sha: 98c92057d6fe679a9ef24a3ef1a63e80ec0ed427
inclusion_reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.
changed_paths:
- cudax/include/cuda/experimental/__device/arch_traits.cuh
artifact_dir: evidence/pull-bundles/cccl-cub/gh-3818
head_ref_oid: 20b120498c8788273dc8462721c2567f324fa196
---
# Add arch_traits for sm100 to cudax.

- Repository: `NVIDIA/cccl`
- PR: [3818](https://github.com/NVIDIA/cccl/pull/3818)
- 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

- `cudax/include/cuda/experimental/__device/arch_traits.cuh`

## Evidence Bundle

`evidence/pull-bundles/cccl-cub/gh-3818`
