i7-11700

So I'm wanting to game at 1080p and eventually switch to 1440p. Would the FPS increase be worth the switch if I did upgrade from my 8700k to 11700? Or should I got with the i7-10700K? Here are my specs: RTX 3080 EVGA FTW I7-8700k @4.7GHz PSU 850w Corsair Corsair Vengeance LPX 16GB (2x8GB) DDR4...