COOLER MASTER Hyper 212 Plus RR-B10-212P-G1 "Heatpipe Direct Contact" Long Life Sleeve 120mm CPU Cooler Compatible Intel Core i5 & Intel Core i7
$29.99 and a $10 rebate making the final price $19.99. http://www.newegg.com/Product/Product.aspx?Item=N82E16835103065
XFX Core Edition PRO750W (P1-750S-NLB9) 750W ATX12V 2.2 & ESP12V 2.91 SLI Ready CrossFire Ready 80 PLUS BRONZE Certified Active PFC Power Supply
$114.99 and a $25 rebate making the final price $89.99. http://www.newegg.com/Product/Product.aspx?Item=N82E16817207015
The cost for this build is $1007.90 and the power supply was chosen because the 750w and the 650w were the same price after rebtes so it made sense to get the 750w. You didn't say if you needed an operating system or not and if you already have one then you could get a ssd for the boot drive.