PCPartPicker part list:
http://pcpartpicker.com/p/1mNTI
Price breakdown by merchant: http://pcpartpicker.com/p/1mNTI/by_merchant/
Benchmarks: http://pcpartpicker.com/p/1mNTI/benchmarks/
CPU: Intel Core i5-4670K 3.4GHz Quad-Core Processor ($199.99 @ Microcenter)
CPU Cooler: Corsair H100i 77.0 CFM Liquid CPU Cooler ($89.99 @ Newegg)
Motherboard: ASRock Z87 Extreme6 ATX LGA1150 Motherboard ($154.99 @ Newegg)
Memory: G.Skill Ripjaws X Series 8GB (2 x 4GB) DDR3-2133 Memory ($54.99 @ Newegg)
Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive ($69.99 @ Newegg)
Video Card: PNY GeForce GTX 760 2GB Video Card (2-Way SLI) ($239.99 @ SuperBiiz)
Video Card: PNY GeForce GTX 760 2GB Video Card (2-Way SLI) ($239.99 @ SuperBiiz)
Case: Cooler Master Elite 430 ATX Mid Tower Case ($24.99 @ Newegg)
Power Supply: Corsair CX 750W 80 PLUS Bronze Certified ATX12V Power Supply ($74.99 @ Microcenter)
Optical Drive: LG GH24NS95 DVD/CD Writer ($14.94 @ Newegg)
Total: $1159.90
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-07-31 18:09 EDT-0400)
You'd get better performance getting a single 780 than the two 760's however.