PCPartPicker part list:
http://pcpartpicker.com/p/xXPl
Price breakdown by merchant: http://pcpartpicker.com/p/xXPl/by_merchant/
Benchmarks: http://pcpartpicker.com/p/xXPl/benchmarks/
CPU: Intel Core i3-3220 3.3GHz Dual-Core Processor ($109.99 @ NCIX US)
CPU Cooler: Cooler Master Hyper 212 Plus 76.8 CFM Sleeve Bearing CPU Cooler ($24.98 @ Amazon)
Motherboard: ASRock H77M Micro ATX LGA1155 Motherboard ($69.99 @ Newegg)
Memory: G.Skill Ripjaws X Series 8GB (2 x 4GB) DDR3-1600 Memory ($41.26 @ NCIX US)
Storage: Seagate Barracuda 1.5TB 3.5" 7200RPM Internal Hard Drive ($69.99 @ NCIX US)
Video Card: Sapphire Radeon HD 7870 GHz Edition 2GB Video Card ($194.99 @ Newegg)
Case: Zalman Z9 ATX Mid Tower Case ($31.98 @ NCIX US)
Power Supply: XFX ProSeries 450W 80 PLUS Bronze Certified ATX12V / EPS12V Power Supply ($34.99 @ NCIX US)
Optical Drive: Asus DRW-24B1ST/BLK/B/AS DVD/CD Writer ($24.98 @ Newegg)
Total: $603.15
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-01-16 18:30 EST-0500)