PCPartPicker part list:
http://pcpartpicker.com/p/55wO
Price breakdown by merchant: http://pcpartpicker.com/p/55wO/by_merchant/
Benchmarks: http://pcpartpicker.com/p/55wO/benchmarks/
CPU: Intel Core i7-3820 3.6GHz Quad-Core Processor ($229.99 @ Microcenter)
Motherboard: ASRock X79 Extreme3 ATX LGA2011 Motherboard ($199.99 @ Microcenter)
Total: $429.98
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-08-19 00:05 EDT-0400)