Not bad at all. But if you plan on doing any overclocking I'd get atleast an 850w power supply.
PCPartPicker part list:
http://pcpartpicker.com/p/1nKVL
Price breakdown by merchant: http://pcpartpicker.com/p/1nKVL/by_merchant/
Benchmarks: http://pcpartpicker.com/p/1nKVL/benchmarks/
CPU: Intel Core i5-4670K 3.4GHz Quad-Core Processor ($199.99 @ Microcenter)
CPU Cooler: Corsair H100 92.0 CFM Liquid CPU Cooler ($97.13 @ TigerDirect)
Motherboard: Asus Maximus VI Hero ATX LGA1150 Motherboard ($200.99 @ SuperBiiz)
Memory: Corsair Vengeance 8GB (2 x 4GB) DDR3-1866 Memory ($74.99 @ Best Buy)
Storage: Western Digital Caviar Black 1TB 3.5" 7200RPM Internal Hard Drive ($84.98 @ Outlet PC)
Video Card: Asus GeForce GTX 770 2GB Video Card (2-Way SLI) ($407.99 @ SuperBiiz)
Video Card: Asus GeForce GTX 770 2GB Video Card (2-Way SLI) ($407.99 @ SuperBiiz)
Case: Corsair 900D ATX Full Tower Case ($309.99 @ NCIX US)
Power Supply: XFX ProSeries 850W 80 PLUS Gold Certified ATX12V / EPS12V Power Supply ($129.99 @ NCIX US)
Optical Drive: Asus BC-12B1ST/BLK/B/AS Blu-Ray Reader, DVD/CD Writer ($56.23 @ Amazon)
Operating System: Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit) ($89.98 @ Outlet PC)
Monitor: Asus VG248QE 144Hz 24.0" Monitor ($250.52 @ Amazon)
Keyboard: Corsair Vengeance K95 Wired Gaming Keyboard ($137.99 @ NCIX US)
Mouse: Logitech G600 MMO Gaming Mouse Wired Laser Mouse ($66.63 @ Amazon)
Total: $2520.39
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-08-03 11:15 EDT-0400)