You are currently using the modesetting driver which is, generally speaking, more compatible. You could try switching to the intel driver and see if that is better or worse.
Alternatively, if you still have popOS installed, you could see which driver it is using.
This is the relevant line:
Display: x11 server: X.Org 1.20.11 compositor: gnome-shell v: 3.38.4 driver: loaded: modesetting unloaded: fbdev,vesa display ID: :1 screens: 1
The current driver is listed immediately after