As part of the NVIDIA desktop Driver Program, this is a reference driver that can be installed on supported NVIDIA desktop GPUs. However, please note that your desktop original equipment manufacturer (OEM) provides certified drivers for your specific desktop on their website. NVIDIA recommends that you check with your desktop OEM about recommended software updates for your desktop. OEMs may not provide technical support for issues that arise from the use of this driver.

This is the GeForce Game Ready driver for Metro: Last Light providing up to 10% faster performance and Microsoft WHQL certification.
Get optimal game settings for Metro: Last Light with GeForce Experience and enjoy NVIDIA PhysX effects and DirectX 11 tessellation.
Includes the production release of GeForce Experience (version 1.5) as an optional installation. GeForce Experience replaces NVIDIA Update as the easiest way to keep your drivers up to date.

Performance Boost – Increases performance by up to 20% for GeForce 400/500/600 series GPUs in several PC games vs. GeForce 314.22 WHQL-certified drivers. Results will vary depending on your GPU and system configuration. Here is one example of measured gains:

New in GeForce R320 Drivers

GeForce GTX 660:
Up to 20% in Dirt: Showdown
Up to 18% in Tomb Raider
Up to 10% in Metro: Last Light
Up to 8% in StarCraft II
Up to 6% in Sniper Elite V2
Up to 6% in Metro 2033
Up to 6% in Far Cry 3
Up to 6% in Deus Ex: Human Revolution
Up to 5% in F1 2012

GeForce GTX 660 SLI:
Up to 17% in Dirt: Showdown
Up to 18% in Tomb Raider
Up to 9% in Metro: Last Light
Up to 9% in Assassin’s Creed III
Up to 7% in StarCraft II
Up to 6% in Far Cry 3
Up to 6% in Deus Ex: Human Revolution
Up to 6% in Battlefield 3
Up to 5% in BioShock: Infinite
Up to 5% in F1 2012

SLI Technology
Added SLI profile for Alien Fear
Added SLI profile for Call of Juarez: Gunslinger
Added SLI profile for Dead Island: Riptide
Added SLI profile for Dragon Sword
Added SLI profile for Neverwinter
Added SLI profile for Far Cry 3: Blood Dragon
Added SLI profile for GRID 2
Added SLI profile for Human Head 2
Added SLI profile for Remember Me
Added SLI profile for The Walking Dead: Survival Instinct
Updated SLI profile for Natural Selection 2
Updated SLI profile for Resident Evil 6
Updated SLI profile for Trackmania 2: Canyon

Additional Details

Installs PhysX System Software 9.12.1031.
Installs HD Audio v1.3.24.2
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 and DirectX 10.