this might solve your problems

[johnnydepp]

go to

http://www.guru3d.com/

then download the geforce tweak utility and the right drivers for it (cause it doesnt work with the latest drivers)

and then start messing around with the utility....

Its the greatest geforce utility on the planet and it worked on my crappy 500 with iss pro...

 

[borjan]

I have prophet3d 4500 64mb

any chance it will work for me?

 

[johnnydepp]

sorry I do not know : (

youll have to try and see but I think it wont...Cause it sais its only for geforce cards...