I would NOT use the driver for now :
http://games.slashdot.org/story/10/03/05/0739241/NVIDIA-Driver-Update-Causing-Video-Cards-To-Overheat-In-Games
http://games.slashdot.org/story/10/03/05/0739241/NVIDIA-Driver-Update-Causing-Video-Cards-To-Overheat-In-Games