Mac’s have had “game mode” for a while already. https://support.apple.com/en-us/105118 https://support.apple.com/en-us/105118 It turns on pretty much automatic

Mac’s have had “game mode” for a while already. https://support.apple.com/en-us/105118 https://support.apple.com/en-us/105118 It turns on pretty much automatically but you can turn it off.