From the release notes:
|This driver is recommended for the StarCraft II beta.|
It supports GeForce 6, 7, 8, 9, 100, 200, and 300-series desktop GPUs and ION desktop GPUs.
This release adds compatibility fixes for the StarCraft II beta and for some DirectX 8 applications but is otherwise identical to version 197.13.
|Windows Vista/Windows 7 64-bit Issues|
Single GPU Issues:
GeForce 200 Series: Starcraft 2 Betaâ€"the game crashes or flickers. 
Several DirectX 8 applications do not launch correctly.