Check out how the RTX 3080 performs at 4K Ultra Settings in gears 5 and same game in xbox series x
https://youtu.be/3TwUSELN4Kg

Check out how the RTX 3080 performs at 4K Ultra Settings in ASSASSIN'S CREED VALHALLA and same game in XBOX SERIES X
https://youtu.be/9X_Duv7IMfI