Here's my take:
PCPartPicker part list:
http://pcpartpicker.com/p/1RVUr
Price breakdown by merchant: http://pcpartpicker.com/p/1RVUr/by_merchant/
Benchmarks: http://pcpartpicker.com/p/1RVUr/benchmarks/
CPU: Intel Core i7-4770K 3.5GHz Quad-Core Processor ($319.99 @ Newegg)
CPU Cooler: Corsair H100i 77.0 CFM Liquid CPU Cooler ($94.99 @ Amazon)
Motherboard: Gigabyte GA-Z87X-UD3H ATX LGA1150 Motherboard ($139.99 @ NCIX US)
Memory: G.Skill Ripjaws X Series 8GB (2 x 4GB) DDR3-1866 Memory ($74.99 @ NCIX US)
Storage: Samsung 840 EVO 250GB 2.5" Solid State Disk ($174.99 @ NCIX US)
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive ($54.99 @ Newegg)
Video Card: Sapphire Radeon R9 280X 3GB Video Card ($326.13 @ Newegg)
Case: Corsair 400R ATX Mid Tower Case ($89.50 @ TigerDirect)
Power Supply: Antec High Current Gamer 620W 80 PLUS Bronze Certified ATX12V / EPS12V Power Supply ($59.99 @ NCIX US)
Optical Drive: LG GH24NS95 DVD/CD Writer ($15.98 @ Outlet PC)
Total: $1351.54
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-10-22 15:51 EDT-0400)
This thing will run every game at its highest settings @1080p, but if you want you can always slap a GTX 780 instead for even more raw power.
If you want to go the other way. you can downgrade your CPU to the i5-4670k for an easy $100 savings.
Good luck!