Nvidia has released some new drivers for its graphics cards today. According to the release notes, this new set of drivers offers 23% better performance in a variety of games for GeForce 400/500/600 series GPUs. Basically, this is the GeForce Game Ready driver for SimCity, StarCraft 2: Heart of the Swarm, Resident Evil 6, and Hawken with PhysX. Ironically, though, there is no mention about any performance improvements or enhancements regarding Tomb Raider.