The state of multi-GPU support in Linux distros
If you install a Linux distro today would find that most distros ship with everything needed to make multi GPU setups work without a hitch. Common Desktop Environments such as GNOME, KDE, Cinnamon and many more allow the end-user to launch programs on more powerful hardware or let applications request it ahead of time by setting the PrefersNonDefaultGPU key in their desktop file to true. The Desktop entry spec describes the key as followed:...