PCPartPicker part list:
http://pcpartpicker.com/p/2YO6G
Price breakdown by merchant: http://pcpartpicker.com/p/2YO6G/by_merchant/
Benchmarks: http://pcpartpicker.com/p/2YO6G/benchmarks/
CPU: AMD FX-6300 3.5GHz 6-Core Processor ($119.99 @ Newegg)
Motherboard: ASRock 970 Extreme3 R2.0 ATX AM3+ Motherboard ($79.99 @ Newegg)
Memory: G.Skill Ripjaws X Series 8GB (2 x 4GB) DDR3-1600 Memory ($64.99 @ Newegg)
Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive ($66.98 @ Newegg)
Video Card: Gigabyte Radeon R9 270 2GB Video Card ($195.99 @ Staples)
Case: NZXT Source 210 Elite (Black) ATX Mid Tower Case ($49.99 @ Mwave)
Power Supply: EVGA 500W 80+ Bronze Certified ATX Power Supply ($39.99 @ NCIX US)
Total: $607.92
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2014-02-23 17:38 EST-0500)