A new set of Nvidia Forceware drivers have been released today, I would say this will mostly bring improvement to new cards so those 6800 GT owners, enjoy!
Release Highlights:

* Add support for GeForce 6800 series
* Complete support for NVIDIA PCI Express GPUs
* Consumer electronic display support for DVI-based digital displays, such as widescreen plasma screens (CEA/EIA-861B)
QuickZoom – ease eye strain and enable ergonomic computing with easy Windows magnification
* Updated application profiles allow users to assign multiple profiles for each application
* Microsoft® DirectX® 9.0c and OpenGL® 1.5 support