This is a WHQL driver for GeForce 6, 7, 8, 9, and 200-series desktop GPUs. The release complements the Mirror’s Edge release, with PhysX support.

• This driver is recommended for the optimal GPU PhysX experience in EA’s hot PC title Mirror’s Edge.
• GPU PhysX is supported on all GeForce 8-series, 9-series and 200-series GPUs with a minimum of 256MB dedicated graphics memory. This driver package automatically installs PhysX System Software version 9.09.0010.
• [SLI]: Fallout3–the game crashes in some game maps when played at high
  resolutions (1440x900 or higher) and high settings. [500665]
  [SLI], S.T.A.L.K.E.R.: Clear Sky Benchmark–added an SLI profile for the
  application.[506981]
• GeForce GTX 295: Occasionally, only one GPU is recognized as supporting CUDA
  and PhysX after the system is rebooted. [506018]
  Fixed Issues–Windows Vista 64-bit
• [SLI], S.T.A.L.K.E.R.: Clear Sky Benchmark–added an SLI profile for the
  application.[506981]
  

Download:
  GeForce Forceware 181.22 Vista 32-bit WHQL
  GeForce Forceware 181.22 Vista 64-bit WHQL
  GeForce Forceware 181.22 XP 64-bit WHQL
  GeForce Forceware 181.22 XP 32-bit WHQL