Download the Nvidia GeForce 326.80 Beta driver, Windows driver version 326.80. 

This Game Ready driver offers the best gaming experience for Splinter Cell: Blacklist and is also a recommended driver update for the Windows 8.1 Preview. GeForce R326 drivers also provide performance increases for a variety of different games.We have a discussion thread open on these drivers right here. Thanks to WhiteLightning for spotting these with the speed of .. Lighting ;)

New in GeForce R326 Drivers

Performance Boost – Increases performance by up to 19% for GeForce 400/500/600/700 series GPUs in several PC games vs. GeForce 320.49 WHQL-certified drivers. Results will vary depending on your GPU and system configuration. Here is one example of measured gains:

GeForce GTX 770:

• Up to 15% in Dirt: Showdown
• Up to 6% in Tomb Raider

GeForce GTX 770 SLI:

• Up to 19% in Dirt: Showdown
• Up to 11% in F1 2012

SLI Technology

• Added SLI profile for Spinter Cell: Blacklist
• Added SLI profile for Batman: Arkham Origins

SHIELD

• Enables GeForce to SHIELD streaming. 

4K Displays

• Adds support for additional tiled 4K displays
• • Extended support for tiled 4K features

Additional Details

• Installs new PhysX System Software 9.13.0725.
• Installs HD Audio v1.3.26.4
• Includes support for applications built using CUDA 5.5 or earlier version of the CUDA Toolkit. 
• Supports OpenGL 4.3 for GeForce 400-series and later GPUs.
• Supports DisplayPort 1.2 for GeForce GTX 600 series GPUs.
• Supports multiple languages and APIs for GPU computing: CUDA C, CUDA C++, CUDA Fortran, OpenCL, DirectCompute, and Microsoft C++ AMP.
• Supports single GPU and NVIDIA SLI technology on DirectX 9, DirectX 10, DirectX 11, and OpenGL, including 3-way SLI, Quad SLI, and SLI support on SLI-certified Intel and AMD motherboards.

Windows Vista/Windows 7/Windows 8/Windows 8.1 Fixed Issues

• Some 27" 1440p monitors with Korean B grade panels are not detected. [1329305]
• The NVIDIA Driver fails to install on some systems. [1329909]
• TDR error may occur when the system is idle for several hours. [1330455]
• [Metro: Last Light]: Game performance drops with latest PhysX software. [1316114]
• [GeForce GTX TITAN][Sniper Elite V2]: The benchmark crashes when Advanced 
• Shadows is turned on. [1253786]
• [GeForce GTX 650Ti][Surround]: When three displays connected in 2D Surround 
• mode, the Windows Start button cannot be clicked. [1299351]
• [NFS]: There is corruption on the screen when playing the game. [1315717]
• [Surround][Far Cry 3]: With 3D Surround enabled, the system hangs when changing 
• the in-game Surround resolution. [1256120]
• [SLI][Windows Magnifier]: With SLI enabled, the application crashes when 
• attempting to close. [1339556]
• [SLI]: TDR errors may occur when launching or switching between multiple YouTube 
• videos. [1246309]
• [SLI][Sleeping Dogs]: The game crashes when played with SLI enabled. [1327315]

Windows Vista/Windows 7 Fixed Issues

• [Notebook][NVS 4200M]: Brightness control stops working after the notebook is 
• docked. [1265807]
• [GeForce GTX 460][Nero Blu-ray player]: Blu-ray playback is slow, with mixed colors, 
• and the player crashes occasionally. [1299035]
• [GeForce GTX 570/280][STALKER Clear Sky]: The game does not load during launch 
• and presents a black screen. [1307001]
• [Surround][Hitman Absolution, Diablo III, Bioshock Infinite]: With Surround enabled, 
• the mouse cursor is restricted to one of the displays after launching the game. 
• [1320505]
• [Surround][Tomb Raider][WOW: Mists of Pandaria]: With Surround enabled, the 
• game minimizes to the desktop after clicking any in-game menu option. [1326743]
• [SLI][GeForce GTX TITAN]]FI 2012]: Game performance drops with SLI enabled. 
• [1248846]
• Windows 8 Fixed Issues
• [GeForce GTX 460][Nero Blu-ray player]: Blu-ray playback is slow, with mixed colors, 
• and the player crashes occasionally. [1299035]
• [GeForce GTX 680][GeForce Experience]: The GeForce Experience fails to install. 
• [1276491]
• [Surround][Tomb Raider][WOW: Mists of Pandaria]: With Surround enabled, the game minimizes to the desktop after clicking any in-game menu option. [1326743]

Additional details: Installs PhysX-Systemsoftware PhysX_9.13.0725