Wondering if you could clarify what you mean here? All current Macs that have discrete graphics use AMD GPUs, so they are definitely supported by macOS - or are you talking about Hackintoshes?
Yes, I was talking about hackintoshes that don't have AMD support for some reason.
Specifically I was talking about this hardware guide:
https://www.tonymacx86.com/buyersguide/october/2017/#Graphic...