Thank you for the replies!

@joeandmarg0
I reinstalled Dark Souls II from 2015 as an older title and observed utilisation of CPU at ~20%, GPU 40-60% and frames at 55-60fps.
I've completed Dark...

Hello,
I'm writing as I've recently had a big reduction in performance in games, down to even 6 fps. This is happening even with games I previously could play fine. DOTA 2 still runs fine, but isn't...