Nvidia's latest driver release for its GeForce series of graphics chips is now available in beta form and this release happens to have some performance improvements for a number of games. The 191.03 drivers, for example, improve the performance of Batman: Arkham Asylum eight percent when PhysX support is enabled.

Other improvements in the driver release include a whopping 50 percent performance increase in Call of Juarez: Bound in Blood with SLI set-ups, a 34 percent improvement in Prototype with anti-aliasing enabled and a 14 percent improvement in Fallout 3's indoor scenes with anti-aliasing enabled. SLI support is also added to a number of games in this driver release including Need for Speed Shift and Majesty 2.