Download Driver For Nvidia GeForce 185.81 Beta

Nvidia developers have released a new beta version of their GeForce drivers, identified by version number 185.81. These drivers support video cards with a GeForce 6, 7, 8, 9, 100 and 200 series GPU in combination with Windows XP, Vista or 7 in both 32bit and 64bit versions. The list of changes looks like this:

New in Release 185.81:

• Adds support for the new GeForce GTX 275 GPU.
• Adds support for Ambient Occlusion – the newest NVIDIA Control Panel feature to offer enhanced 3D gaming realism exclusively to GeForce GPUs.
• Adds support for CUDA 2.2 for improved performance in GPU Computing applications.
• Expands GPU hardware acceleration for the NVIDIA Video Encoding library to GPUs with less than 32 cores. Applications using this library include CyberLink PowerDirector 7, Nero Move it 1.5, Loilo SuperLoiloScope MARS, and CyberLink MediaShow Espresso.
• Accelerates performance in several 3D applications. The following are examples of improvements measured with Release 185 drivers vs. Release 182 drivers (results will vary depending on your GPU, system configuration, and game settings):
  • Up to 25% performance increase in The Chronicles of Riddick: Assault on Dark Athena
  • Up to 22% performance increase in Crysis: Warhead with antialiasing enabled
  • Up to 11% performance increase in Fallout 3 with antialiasing enabled
  • Up to 14% performance increase in Far Cry 2
  • Up to 30% performance increase in Half-Life 2 engine games with 3-way and 4-way SLI
  • Up to 45% performance increase in Mirror’s Edge with antialiasing enabled
• Automatically installs the new PhysX System Software version 9.09.0408.
• Supports GeForce Plus Power Pack #3.

Fixed Issues–Windows XP 32-bit

Single-GPU Resolved Issues and Changes

• GeForce 6600: TV signal formats based on country cannot be set from the NVIDIA Control Panel‐>Change signal or HD format page. [373501] VFA 185.27

Multi-GPU Resolved Issues and Changes

• [Multi-GPU]GeForce GTX 295: It is not possible to switch from one display to another using the NVIDIA Control Panel under multi-GPU mode. [537212]
• [SLI]GeForce GTX 295: The NVIDIA Control Panel Set SLI configuration page shows two display entries even if only one display is connected. [527751]

Fixed Issues–Windows Vista 32-bit

Single GPU Resolved Issues

• GeForce GTX 295: Crysis Warhead Patch 1.1.1.710 (DirectX 10)–the game screen shrinks and shifts to the left corner of display when the resolution is changed to lower value than the native resolution. [528355]
• GeForce 9600 GT: Age of Cannon: Hyborian Adventures–black dots appear on the trees. [533130]

Multi-GPU Resolved Issues

• [3-way SLI]GeForce 9800 GTX/nForce 750/780a SLI: Portal –there are white lines at the borders of the textures when the game is launched with default settings. [441377]
• [SLI]GeForce 9600 GT: Tomb Raider: Underworld–the game pauses continuously when SLI is enabled. [533193]
• [3xSLI]GeForce 8800 GTX/Ultra: Installing the driver on a 3‐way SLI system takes a minimum of 3–4 minutes, and possibly longer if drivers have been previously installed on the system. [354847]
  The installation does complete in time–NVIDIA recommends that you do not interrupt the installation process, but wait for it to complete.
• nForce 760i SLI, GeForce 8400 GS: PhysX gets disabled after performing an INF install over a previous driver version. [510754]
• [3-way SLI]: The driver fails to install correctly when installing the driver over a previous version. [459180/470203]
  You must first uninstall the previous NVIDIA graphics driver from the Windows control panel under Programs (uninstall a program).

Windows 7 32-bit Issues

Single GPU Issues

• GeForce GTX 285: When setting a custom resolution on the secondary Dualview display using the NVIDIA Control Panel “Manage Custom Resolutions” page, the primary display switches to the newly created resolution. [539807]
• GeForce GTX 280: Enemy Territory: QUAKE Wars–there is full‐screen corruption throughout the game. [547933]
• GeForce GTX 280: Assassinʹs Creed (DirectX 10)–the game hangs at the main menu screen when Ambient Occlusion is activated from the NVIDIA Control Panel. [545516]

Multi-GPU Issues

• [SLI]: The PhysX option is disabled by default after driver installation. [544945]
• [SLI]GeForce GTX 260: The SLI focus display cannot be switched using “Set SLI configuration” page. [543178]
• [SLI]GeForce 9500 GS: The SLI focus display cannot be set from the NVIDIA Control Panel ʺSet SLI and PhysX configurationʺ page. [544972]
• [SLI]GeForce 9800 GX2: World in Conflict–grass textures flicker. [544657]

Windows 7 64-bit Issues

Single GPU Issues

• GeForce GTX 285: When setting a custom resolution on the secondary Dualview display using the NVIDIA Control Panel “Manage Custom Resolutions” page, the primary display switches to the newly created resolution. [539807]
• GeForce GTX 280: Assassinʹs Creed (DirectX 10)–the game hangs at the main menu screen when Ambient Occlusion is activated from the NVIDIA Control Panel. [545516]

Multi-GPU Issues

• [SLI]GeForce 8600 GT: Gears of War (DirectX 10)–with SLI mode enabled, there is corruption and flickering with the default settings and in-game antialiasing enabled. [541836]

The drivers can be downloaded in the following flavors:
Windows XP 32 bit (English – International)
Windows XP 64 bit (English – International)
Windows Vista 32-bit (English – International)
Windows Vista 64-bit (English – International)
Windows 7 32 bit (English – International)
Windows 7 64 bit (English – International)