An excellent deep dive into a very annoying problem KWin on Wayland running on older Intel hardware was facing. It turns out the issue was related to display timings, and older Intel hardware simply not being powerful enough to render frames within the timing window. The solution consisted of a various smaller solutions, and one bigger one: triple-buffering. The end result is a massive performance improvement for KWin on Wayland on older Intel hardware.
https://www.osnews.com/story/140076/...-old-hardware/
Fixing KWin’s performance on old hardware
30th June 2024, 12:25
Fixing KWin’s performance on old hardware 
