NV PhysX Tweaker 1.0 download
Since PhysX 8.06.12 driver had been installed, people found it impossible to turn off the GPU PhysX or Switch it to CPU,this NV PhysX Tweaker 1.0 will allow you to choose to enable or diasble the PhysX driver over the GPU or CPU,without uninstalling the PhysX driver.
Windows Vista 32-bit, GeForce G80/G92/GT200 and NV PhysX drivers are required.

July 4th, 2008 at 9:28 pm
Damn why just those four card. I wish all DX 10 2007 can do it.
July 8th, 2008 at 8:37 am
http://forums.overclockers.com.au/showthread.php?t=689718
July 8th, 2008 at 11:00 pm
set compatibility mode to win 98\me to run it on xp
July 21st, 2008 at 10:28 am
[...] there is a software named NV PhysX Tweaker to turn off PhysX. However, PhysX overwrites Vantage files thus that maynot work too. But user can [...]
July 4th, 2011 at 2:44 pm
[...] el programa 3DMark Vantage en tarjetas con PhysX sea tomados en cuenta, es usar un programa llamado NV PhysX Tweaker que dejará inhabilitado por completo PhysX en tarjetas [...]