NVIDIA have officially released the beta driver version 266.35 for the entire range of GeForce and ION based products.
The 266.35 driver is said to enhance performance for a fair amount of games, updates the SLI and 3D Vision profiles and support and also adds ambient occlusion to Starcraft II.
Make sure you click the "Beta and Archived Drivers" link under the search tool first, otherwise it'll show you the previous beta driver, 263.09
The list of improvements is quite large, if you'd like to take a look then click here.
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