System76 engineer Victoria Brekenfeld and Red Hat engineer Sebastian Wick presented at the recent XDC2025 developer conference with their hopes of finally fixing the multi-GPU experience on Linux. As part of this is getting the necessary Wayland protocols in order as well as a new gpu-daemon service for proper multi-GPU handling for the Linux desktop.
There are many known issues with the multi-GPU experience on Linux that can vary based upon driver and whether using X.Org or Wayland as well as what graphics API you are using. It’s far from a polished experience and there being multiple different avenues for GPU selection/usage.
The attitude in the Phoronix comments is about what I expected. But good content!