intel or AMD

Made some changes to your build, and was able to squeeze in a GTX 780ti. Also added an aftermarket cooler, since I would assume you intend to getting a K series chip.

PCPartPicker part list / Price breakdown by merchant / Benchmarks

CPU: Intel Core i7-4770K 3.5GHz Quad-Core Processor ($319.99 @ Amazon)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler ($31.99 @ Mwave)
Motherboard: ASRock Z87 Extreme4 ATX LGA1150 Motherboard ($134.99 @ Newegg)
Memory: G.Skill Ares Series 16GB (2 x 8GB) DDR3-1866 Memory ($129.00 @ Amazon)
Storage: Crucial M500 240GB 2.5" Solid State Disk ($119.99 @ NCIX US)
Storage: Seagate Barracuda 3TB 3.5" 7200RPM Internal Hard Drive ($104.98 @ OutletPC)
Video Card: Zotac GeForce GTX 780 Ti 3GB AMP! Edition Video Card ($679.99 @ Amazon)
Case: Corsair 300R ATX Mid Tower Case ($69.99 @ Micro Center)
Power Supply: SeaSonic M12II 850W 80+ Bronze Certified Semi-Modular ATX Power Supply ($109.99 @ Amazon)
Optical Drive: LG WH14NS40 Blu-Ray/DVD/CD Writer ($67.98 @ SuperBiiz)
Monitor: Asus PB278Q 27.0" Monitor ($482.99 @ NCIX US)
Keyboard: Microsoft SIDEWINDER X4 Wired Gaming Keyboard ($49.98 @ OutletPC)
Mouse: Mad Catz R.A.T. 7 Wired Laser Mouse ($90.06 @ NCIX US)
Total: $2391.92
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2014-05-09 12:49 EDT-0400)