# Torch 2.8.0 + CUDA 12.6.3/12.8.1/12.9.1 — Software interface version compatibility

For Torch 2.8.0 + CUDA 12.6.3/12.8.1/12.9.1, product is PyTorch; software version is 2.8.0; dependency version is CUDA 12.6.3, 12.8.1, 12.9.1, recorded from its source on 2026-08-04.

- **Product:** PyTorch _(unconfirmed — we could not tie this to the quote below)_
- **Version pairing:** Torch 2.8.0 + CUDA 12.6.3/12.8.1/12.9.1 _(unconfirmed — we could not tie this to the quote below)_
- **Software version:** 2.8.0
- **Dependency version:** CUDA 12.6.3, 12.8.1, 12.9.1

## What the source says

> Torch 2.8.0 → CUDA 12.6.3, 12.8.1, 12.9.1

## Source

- https://medium.com/@vici0549/the-definitive-guide-to-pytorch-cuda-and-flash-attention-compatibility-ebec1161ec10

Last verified: 2026-08-04. Review by: 2026-10-03.
Part of [Software interface version compatibility](https://referencesource.org/software-interface-version-compatibility/).