|Are you positive you are downloading the correct driver from the manufacturers website, and that you are following all the installation instructions?|
Reinstalling the driver should resolve this issue.
On a slightly related note (more for my own research) are you currently running windows 7 on that laptop? And if so, did you install it yourself or was it preinstalled?
C2D E7200 @ 3.6GHz
XFX 780i SLI
4GB VData @ 810Mhz
BFG GTX285 OC 1GB w/Palit 9800GT OC 1Gb for Physx
Corsair TX850 PSU