1. Varjo Support
  2. Varjo-ready software

Visual issues in VRED

When using a dual GPU setup with SLI enabled, there might be unwanted behaviours.

One display is not turning on

This is a known issue, and there are a few potential solutions:

  1. Disable VT-d in BIOS: Go to your BIOS settings and disable VT-d.

  2. Disable Hardware-accelerated GPU scheduling: If you cannot access the BIOS, you can also try disabling hardware-accelerated GPU scheduling. Go to Settings > System > Display > Graphics > Default Graphics Settings and click on Change default graphics settings.


Visual Artifact.
Users have described this artifact as "similar to motion smoothing". To solve it:

  1. Disable VT-d in BIOS.
  2. Downgrade to Nvidia driver 538.78. The artifact was not visible in this version.