On Thu, 17 Feb 2022, Christian König wrote: > Ok, at least it doesn't sounds like it is the power supply. I was able to procure an 800W PSU just to give it a try, and at first it seemed to make a difference. The drivers would fully load, but after a short amount of time things would become unstable and the system would crash or reset. Very bizarre... > Unfortunately not of hand. You could try to play around with the power flags, > but from your description it sounds like you already did that. > > Only other option I see is to try a different motherboard and/or Windows with > that hardware. If that also doesn't work there must be some hardware fault on > the RX6500. That was my thinking too. I got the idea to try Windows after I did the PSU swap and, like Linux, it was okay at first, but then started crashing and resetting. Either the card is defective or it really doesn't like my motherboard. Thanks very much for your help! -- Cal Peake