Does Cuda cards better for CG?

Thanks for the quick response!

I'm using Windows 7 64 bit.

What's the difference for me between Quadro regular, FX or NVS ?
My budget is ~500$ I will probably buy in newegg,
I think I need at least 1GB on the card am I right?

Thanks,
Doron

Thanks a lot m8!!
You were very helpful for me!

Have a good one  

Best answer selected by moophaz.