So i'm thinking of buying a new graphics card to replace my GeForce GT 240. I'm having a hard time deciding between the GTX 550ti and the GTX 460, The GTX 560 is out of the list because its 200$ and a lot more expensive than the two i mentioned. I have a 500W PSU and my motherboard is a Biostar N68S3+. If any of you guys know a better card for the money then please respond