You could overclock that FX9590 to over 6.0ghz and it still wouldn't be as strong as an i7 4770k. AMD has absolutely NOTHING to offer in the high end gaming market. This would be SO much better for $400 cheaper.
PCPartPicker part list:
http://pcpartpicker.com/p/3nuQy
Price breakdown by merchant: http://pcpartpicker.com/p/3nuQy/by_merchant/
Benchmarks: http://pcpartpicker.com/p/3nuQy/benchmarks/
CPU: Intel Core i7-4770K 3.5GHz Quad-Core Processor ($319.99 @ Amazon)
CPU Cooler: Corsair H100i 77.0 CFM Liquid CPU Cooler ($94.99 @ Newegg)
Motherboard: ASRock Fatal1ty Z87 Killer ATX LGA1150 Motherboard ($124.99 @ Newegg)
Memory: G.Skill Ripjaws X Series 16GB (2 x 8GB) DDR3-1866 Memory ($154.99 @ Newegg)
Storage: Crucial M500 240GB 2.5" Solid State Disk ($119.99 @ Adorama)
Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive ($54.98 @ OutletPC)
Video Card: Gigabyte GeForce GTX 780 Ti 3GB Video Card (2-Way SLI) ($659.99 @ Newegg)
Video Card: Gigabyte GeForce GTX 780 Ti 3GB Video Card (2-Way SLI) ($649.99 @ NCIX US)
Case: Corsair 750D ATX Full Tower Case ($129.99 @ Micro Center)
Power Supply: Antec High Current Pro 1200W 80+ Gold Certified ATX Power Supply ($229.98 @ SuperBiiz)
Optical Drive: Samsung SH-118BB DVD/CD Drive ($23.97 @ Newegg)
Operating System: Microsoft Windows 8 (OEM) (64-bit) ($97.98 @ OutletPC)
Monitor: Dell S2240T 60Hz 21.5" Monitor ($249.95 @ Adorama)
Monitor: Dell S2240T 60Hz 21.5" Monitor ($249.95 @ Adorama)
Monitor: Dell S2240T 60Hz 21.5" Monitor ($249.95 @ Adorama)
Wireless Network Adapter: Asus PCE-N10 802.11b/g/n PCI-Express x1 Wi-Fi Adapter ($14.98 @ OutletPC)
Fan Controller: NZXT Sentry 2 Fan Controller ($25.98 @ OutletPC)
Keyboard: Corsair Vengeance K90 Wired Gaming Keyboard ($133.00 @ Mechanical Keyboards)
Mouse: Corsair Vengeance M95 Wired Laser Mouse ($79.99 @ Amazon)
Headphones: Skullcandy SLYR Headset ($59.99 @ Best Buy)
Total: $3690.62
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2014-04-07 07:21 EDT-0400)