Nerd, professional solver of imaginary problems
I haven’t done extensive testing on this as I’m just some dude. It’s been a long time since I’ve had windows running on anything, but the three that I remember are:
Ok so that kernel is new enough to know what to do with that hardware. I’m not an arch user so I’m of limited help here. But have you installed the mesa-firmware and Linux-firmware packages? Maybe walk through this guide if you haven’t already. https://wiki.archlinux.org/title/AMDGPU
Run this command to see what version of the vulkan API you’re on:
vulkaninfo | head -n 5