Key Features and Components

  • License
  • User Guide and Documentation
  • Core SDK (Full C++ and HLSL source)
  • Sample application and test scenes (Full C++ and HLSL source)
  • Unreal Engine 4 Plugin and Documentation (Full C++ and HLSL source)
  • Increase lighting quality and decrease memory use by rotating RTXGI volumes to tightly fit your content. In UE4, use the standard translation and rotation gizmos to align the RTXGI volume and you are good to go.


Operating System
  • Windows 10 SDK v1809 (17763), or higher
  • Dependencies
  • DirectX® Raytracing 1.0 API, or higher
  • DXR-enabled GPU
  • NVIDIA GeForce and Quadro products with Pascal and newer generation GPUs with latest NVIDIA Display Driver installed
  • Development Environment
  • CMake 3.15, or higher
  • Visual Studio 2017 or 2019

  • The RTXGI SDK is available through GitHub once your submission is approved. Please fill in the following request for consideration.

    Please review the license agreement and check the box below to indicate that you accept it and wish to proceed to join the early access program.

    I Agree To the Terms of the NVIDIA RTX SDKs License Agreement