This set of new drivers is tagged as Quadro driver (for NVIDIA's professional series graphics cards) however has support for common GeForce graphics cards.

For full support including series 9, 200 and GTX 470 and 480 you can use (download here) a modded .inf file for that broad GeForce support.

New in Release 258.49:

• Adds support for CUDA 3.1 for improved performance in GPU Computing applications. See CUDA for more details.
• Adds support for OpenGL 3.3
• ECC State (appeared in later Release 197 versions)
  New page for GPUs that support ECC (error correction code). The page lets you
  o Change the Error Correction Code (ECC) state for GPUs.
  o View GPU memory details.
• EDID Management
  Accessible from the View System Topology page, this feature lets you -
  o View the connector information
  o Get an EDID from a connected display and save it to disk
  o Force an EDID at a connector
  o Remove a forced EDID from a connector
• The SDI Capture page is now available with Windows Vista and Windows 7 drivers.
• Workstation application compatibility fixes. Please read the release notes for more information on product support, feature limitations, driver fixes and known compatibility issues.
  
  Existing Support:
• Support for the Open Computing Language (OpenCL) 1.0 in Quadro FX Series x700 and newer as well as the FX4600 and FX5600.
• Supports NVIDIA SLI technology (two-way SLI) for DirectX 9, DirectX 10, and OpenGL on SLI-certified Intel X58-based motherboard based system from select OEMs.
• Support for DDC-Ci/MCCS over the DisplayPort AUX channel.
• 10-bits per color (10bpc) DisplayPort support for full-screen applications on supported products.

We have an extensive discussion thread open on these drivers right here.