The GPU is great,and it needs only 450W of quality PSU. This one is great deal.
CORSAIR Builder Series CX600 V2 600W ATX12V v2.3 80 PLUS Certified Active PFC Power Supply
15% off w/ promo code Corsair724, limited offer
$49.99 after mail-in rebate card
FREE SHIPPING (restrictions apply)http://www.newegg.com/Product/Product.aspx?Item=N82E16817139028