NVIDIA/optix-sdk v8.1.0

OptiX 8.1

Repository: NVIDIA/optix-sdk

Tag: v8.1.0

Published: 2026-01-13T18:39:08Z

Prerelease: no

Release notes: OptiX 8.1.0 introduces performance improvements and support for Shader Execution Reordering (SER)

Release Highlights NVIDIA® OptiX™ 8.1.0 (October 2024)

• Memory improvements for instance acceleration structures
• Additional device-side functions for geometry acceleration structures
• Denoiser quality improvements
• Support for multiple versions of OptiX within the same executable
• Some OptiX API functions are being deprecated. Please see the Release Notes for details.

NOTE: Requires NVIDIA R555 driver or newer.

https://developer.nvidia.com/downloads/designworks/optix/secure/8.1.0/optix_release_notes_8.1_01.pdf