# PyTorch 2.3 with CUDA 12.1 — PyTorch release, CUDA build and NVIDIA driver pairings

For PyTorch 2.3 with CUDA 12.1, pytorch release is 2.3; cuda build is CUDA 12.1; python versions is >=3.8, <=3.11, (3.12 experimental); cudnn version is 8.9.2.26; build script: base architecture list is TORCH_CUDA_ARCH_LIST="5.0;6.0;7.0;7.5;8.0;8.6", recorded from its source on 2026-09-16.

- **Pairing:** PyTorch 2.3 with CUDA 12.1 _(our reading, not quoted from the source)_
- **PyTorch release:** 2.3 _(verified: appears in the quote below)_
- **CUDA build:** CUDA 12.1 _(verified: appears in the quote below)_
- **Python versions:** >=3.8, <=3.11, (3.12 experimental) _(verified: appears in the quote below)_
- **cuDNN version:** 8.9.2.26 _(verified: appears in the quote below)_
- **Build script: base architecture list:** TORCH_CUDA_ARCH_LIST="5.0;6.0;7.0;7.5;8.0;8.6" _(verified: appears in its own passage below)_
- **Build script: this CUDA build's architecture line:** TORCH_CUDA_ARCH_LIST="${TORCH_CUDA_ARCH_LIST};9.0" _(verified: appears in its own passage below)_
- **GPU architectures compiled in, Windows wheel:** 5.0;6.0;6.1;7.0;7.5;8.0;8.6;9.0 _(verified: appears in its own passage below)_
- **Minimum driver (minor version compatibility):** >= 525 _(verified: appears in its own passage below)_
- **Toolkit driver, Linux x86_64:** >=530.30.02 _(verified: appears in its own passage below)_
- **Toolkit driver, Windows x86_64:** >=531.14 _(verified: appears in its own passage below)_
- **Wheel index URL:** https://download.pytorch.org/whl/cu121 _(our reading, not quoted from the source)_

## What the source says

> | 2.3 | >=3.8, <=3.11, (3.12 experimental) | C++17 | CUDA 11.8, CUDNN 8.7.0.84 | CUDA 12.1, CUDNN 8.9.2.26 | ROCm 6.0 |

## Where each value comes from

This source states these in separate places, so each value is shown with the passage that states it.

### Build script: base architecture list

> TORCH_CUDA_ARCH_LIST="5.0;6.0;7.0;7.5;8.0;8.6"

### Build script: this CUDA build's architecture line

> 12.1) TORCH_CUDA_ARCH_LIST="${TORCH_CUDA_ARCH_LIST};9.0"

### GPU architectures compiled in, Windows wheel

> IF "%BUILD_VISION%" == "" ( set TORCH_CUDA_ARCH_LIST=5.0;6.0;6.1;7.0;7.5;8.0;8.6;9.0

### Minimum driver (minor version compatibility)

> 12.x | >= 525 | < 580

### Toolkit driver, Linux x86_64

> CUDA 12.1 GA | >=530.30.02 | >=531.14

### Toolkit driver, Windows x86_64

> CUDA 12.1 GA | >=530.30.02 | >=531.14

## Source

- https://raw.githubusercontent.com/pytorch/pytorch/main/RELEASE.md
- https://raw.githubusercontent.com/pytorch/builder/release/2.3/manywheel/build_cuda.sh
- https://raw.githubusercontent.com/pytorch/builder/release/2.3/windows/cuda121.bat
- https://docs.nvidia.com/cuda/cuda-toolkit-release-notes/index.html

Last verified: 2026-09-16. Review by: 2026-12-15.
Part of [PyTorch release, CUDA build and NVIDIA driver pairings](https://referencesource.org/gpu-cuda-pytorch-compatibility/).