If you want to get even more performance and features out of your NVIDIA
card, version 310.70 beta drivers
was released yesterday. TXAA support has been added for Black Ops II and Assassin's Creed. If you don't know what TXAA is, you can read about it here
Also there's a myriad of bug and stability fixes with NVIDIA touting up to a 37% increase in some situations. It also gets you PC ready for the latest titles like Far Cry 3 and Hitman: Absolution.