Still enough to generate heat for something like dust to catch fire if it shorts

AMD gpus has better support but many have had decent experience with nVidia cards too. Cpu it doesn’t matter afaik.

I still dualboot Win10 for VR. Even tho my HTC Vive works ok on Linux it works better on windows. This would be the cheapest most hazzle free option for you too

Minecraft java version for mod support. If vanilla doesn’t hit there are thousands of mods and modpacks to choose from for very different experience