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http://www.geforce.co.uk/drivers/results/66800

Release Summary

This Game Ready WHQL driver ensures you’ll have the best possible gaming experience 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.
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. Learn more here.

• 4K Displays
• • Adds support for additional tiled 4K displays
  • Adds support for 4K FCAT testing
  • 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. More information at http://developer.nvidia.com/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.

Release Notes (v327.23)