These are the graphics cards: -PNY Geforce GTX 550 Ti Overclocked -Gigabyte Geforce GTX 460 Dual Fans -EVGA GTS 450 Superclocked What would you think would work best on this system? -AMD Athlon II x6 1050T -?Graphics Card? -MSI GF615M-P31 Motherboard -G.SKILL 4GB DDR3 1333MHz -Hitachi 500GB Hard Drive LG Black 22x DVD Drive Raidmax Cyclone ATX-316B -Silverstone Strider Essential Series 600W 80Plus Certified And what wattage of a power supply would you suggest?
The 460 1GB wins. And yep, that PSU is more than enough. However, you'll need a better PSU if you plan on installing a second GPU.