If you give someone a fish, you feed him for one day.
If you learn someone to fish,....

This sites is very simple to use. The page link I gived is the download page. There you have Forceware drivers for every Nvidia Gfx cards on all OS windows family. (Official Nvidia drivers)

Every link to a driver gives you an explanation about the driver you've selected. (Gfx cards supported...)

Omega drivers are Forceware drivers modified you can download them at your own risk but they are built to be more compatible.

That's it... now you can go and make your selection