Hi Jerome and thank you very much for your post.
I was about to post today to say I'd just noticed a post on r/linux and followed that lead, which led to me seeing about the Zen kernel (frees up pc's resources), and then something else explaining that the GPU can be unlocked properly (no longer...
Thanks again STEPHEN M. Really appreciate. :) I'd seen it, but my brain's whizzing with all the terms I don't really understand. I've faffed about doing copy and paste with some things from online and (by accident, lol) have now got inxi to show ... driver: amdgpu,ati and unloaded...
If I can just add, I've typed 'dmesg' and can see segfaults. I looked that up, and there are posts saying to use gdb. I installed that, but cannot work out how to use it, despite looking at some tutorials. A bit worried, as some of the online information I'm seeing about segfaults says it can be...
Hello STEPHEN M and thank you very much for responding. Yes, could well be a Wine issue. The frustrating thing is that the game runs perfectly on Asus Tuf laptop. I've tried another larger game, that usually runs fine, and that also runs worse than on the laptop's onboard graphics ... flashing...