Note also that if you did have a machine that required:
xrandr --output DP-3 --set "max bpc" 8
on a 4K 60Hz display then that may indicate a bandwidth problem. Maybe a limitation of the cable. Does a max bpc of 10 also work? What values don't work?
Note also that if you did have a machine that required:
xrandr --output DP-3 --set "max bpc" 8
on a 4K 60Hz display then that may indicate a bandwidth problem. Maybe a limitation of the cable. Does a max bpc of 10 also work? What values don't work?