A. Depending on how much power it can punch out, you may not need to.

If you’re into gaming and you’re thinking about buying a new graphics card, make sure you look at the power requirements of the card. You’ll either find this on the Nvidia or ATI websites or in the graphics card manual (look for the section on “system requirements”).

If you’re gaming with just a single card, you should have no trouble if your PC’s power supply rating is at least 550-watts. The cheaper the card, the lower More >