On that note, I still regularly get extremely bad FPS on Quake-based games today with my RX 580. Only renaming the executable seems to solve the issue.
It's amazing how many workarounds never get removed from big codebases. For example, look at Chrome/Chromium's about:gpu page. Some driver workarounds are still applied for bug reports that haven't been looked at for a decade.
https://techreport.com/review/3089/how-atis-drivers-optimize...