As the title says both were running fine in the beginning but one time I started zombies it was lagging and unable to go past 25-30 fps at most. Multiplayer was still at the usual ~90

Torpaskor
@Torpaskor
As the title says both were running fine in the beginning but one time I started zombies it was lagging and unable to go past 25-30 fps at most. Multiplayer was still at the usual ~90