PCPartPicker part list:
http://pcpartpicker.com/p/3cOtE
Price breakdown by merchant: http://pcpartpicker.com/p/3cOtE/by_merchant/
Benchmarks: http://pcpartpicker.com/p/3cOtE/benchmarks/
CPU: Intel Core i5-4440 3.1GHz Quad-Core Processor ($179.99 @ Amazon)
Motherboard: ASRock H87 Pro4 ATX LGA1150 Motherboard ($91.48 @ Newegg)
Memory: G.Skill Ares Series 8GB (2 x 4GB) DDR3-1600 Memory ($64.99 @ Newegg)
Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive ($54.99 @ NCIX US)
Video Card: MSI Radeon R9 270 2GB Video Card ($178.60 @ Newegg)
Case: Cooler Master HAF 912 ATX Mid Tower Case ($49.99 @ Micro Center)
Power Supply: EVGA 500W 80+ Bronze Certified ATX Power Supply ($39.99 @ NCIX US)
Optical Drive: LG GH24NSB0 DVD/CD Writer ($14.99 @ Newegg)
Other: Windows 7 on ebay ($85.00)
Total: $760.02
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2014-03-19 17:45 EDT-0400)