The new GeForce 285.27 beta drivers are now available to download. Filled with performance improvements, fixes, and new and updated 3D Vision profiles, the drivers are an essential upgrade for those seeking the absolute best from their games.The new GeForce 285.27 beta drivers are now available to download. Filled with performance improvements, fixes, and new and updated 3D Vision profiles, the drivers are an essential upgrade for those seeking the absolute best from their games.
Of most interest will be the aforementioned performance improvements. On the GeForce GTX 580, SLI users can expect to receive frame rate boosts of up to 13% in Metro 2033, 8% in STALKER: Call of Pripyat, 7% in Civilization V, 7% in F1 2010, 5% in Crysis 2 with the DirectX 11 Ultra Upgrade enabled, 5% in Lost Planet 2, and 5% in Mafia 2. Single-GPU users will receive improvements of up to 5% in Call Of Duty: Black Ops, and 5% in StarCraft II.
On the GeForce GTX 560, SLI users will receive frame rate boosts of up to 11% in STALKER: Call of Pripyat, 7% in Dragon Age II, 7% in F1 2010, 7% in Metro 2033, 5% in Battlefield: Bad Company 2, 5% in Crysis 2 with the DirectX 11 Ultra Upgrade enabled, 5% in Just Cause 2, 5% in Lost Planet 2, and 4% in Mafia 2. Single-GPU users will receive performance improvements of up to 7% in StarCraft II, 6% in Call Of Duty: Black Ops, and 4% in Bulletstorm.
For a complete summary of all the noteworthy changes, updates and fixes in the 285.27 beta drivers keep on reading:
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Download: 
NVIDIA GeForce 285.27 Win Vista 7 64-bit NVIDIA GeForce 285.27 Win Vista 7 32-bit
NVIDIA GeForce 285.27 Win XP 32-bit