1> AMD/ATI

The latest Catalyst drivers for AMD/ATI products is 9.4. These support desktop products ranging from the HD 4890 series down to the HD 2400. For more information on compatibility check the release notes.

Windows 7 32 Bit

Windows 7 64 Bit


2>NVIDIA

NVIDIA has just released beta GPU driver set 185.81. These drivers support GeForce 6, 7, 8, 9, 100, and 200-series desktop GPUs. For more information on compatibility check the release notes or the full GPU compatibility list.

More at; http://blogs.zdnet.com/hardware/?p=4281