Don
4gb is still absolutely fine at 1080P - Surely that's what texture detail settings etc are for - they don't always have to be set to "ultra" or "maximum".
In the case of Fortnite and other similar games, my son's 2gb 7870 is still doing fine @ 1080p 60fps
In the case of Fortnite and other similar games, my son's 2gb 7870 is still doing fine @ 1080p 60fps