R260.89 + GTX 465 + GPU Caps Viewer
NVIDIA has published a new set of beta graphics drivers that support supports GeForce 6, 7, 8, 9, 100, 200, 300, and 400-series desktop GPUs as well as ION desktop GPUs. R260.89 adds the support of the new GeForce GT 430. PhysX 9.10.0514 runtimes are automatically installed.
This is an OpenGL 4.1 (GTX 400) or OpenGL 3.3 (GeForce 8/9/GTX200) driver but it does not expose new OpenGL extension. For the complete list of GL extensions, read this post.