can u review my build

http://pcpartpicker.com/p/3DikP
PCPartPicker part list / Price breakdown by merchant / Benchmarks

CPU: Intel Core i5-4670K 3.4GHz Quad-Core Processor ($229.99 @ NCIX US)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler ($29.98 @ Amazon)
Motherboard: ASRock Z87 Extreme6 ATX LGA1150 Motherboard ($134.99 @ Micro Center)
Memory: G.Skill Sniper Series 8GB (2 x 4GB) DDR3-1866 Memory ($79.99 @ Newegg)
Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive ($54.44 @ Amazon)
Video Card: Asus Radeon R9 280X 3GB DirectCU II Video Card (2-Way CrossFire) ($327.99 @ SuperBiiz)
Video Card: Asus Radeon R9 280X 3GB DirectCU II Video Card (2-Way CrossFire) ($327.99 @ SuperBiiz)
Case: NZXT Phantom 410 (Black) ATX Mid Tower Case ($82.49 @ Amazon)
Power Supply: Corsair Professional 850W 80+ Gold Certified Semi-Modular ATX Power Supply ($129.99 @ Newegg)
Total: $1397.85
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2014-05-03 17:32 EDT-0400)
check the benchmark between gtx 770 and r9 280x dual gpu here...
http://www.xtremesystems.org/forums/showthread.php?288244-Crossfire-vs-SLI-280X-280-270X-7850-vs-GTX770-760-660-650-Ti-Boost

 
Solution