You can download drivers for GeForce video cards for free from NVIDIA's support site.
NVidia makes GeForce cards. Link to their site below, there's a link on their home page to download drivers. Their drivers are free.
If you look up Geforce Drivers in Google, you'll see the Geforce site. It should auto-detect your card.
NVidia.com
The drivers are built into Mac OS X so updating to the latest version will give you the latest drivers. Nvidia did have some manufacturing problems and Apple will make repairs free of charge if this is an issue for you. (See links below)
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Yes. You will need a supporting Motherboard and Drivers for it to run as intended.
Geforce 6600 is the better one.
You have GeForce 6600, it means that your video card belongs to GeForce 6 family.
MSI NVIDIA GeForce GTX 680. gpuboss . com/gpus/GeForce-GTX-970-vs-GeForce-GTX-680
their is no free drivers ed. you must pay for it buti ts not expensive.
Drivers for Intel cards are already bundled into the X server. Drivers for NVIDIA or ATI cards can be downloaded from the company's respective websites.