here's a much cheaper version of the same exact build
PCPartPicker part list / Price breakdown by merchant
CPU: Intel Core i7-6700K 4.0GHz Quad-Core OEM/Tray Processor ($331.99 @ SuperBiiz) CPU Cooler: Cooler Master Hyper T2 54.8 CFM Sleeve Bearing CPU Cooler ($11.99 @ Newegg) Motherboard: ASRock B150M-HDS Micro ATX LGA1151 Motherboard ($58.99 @ SuperBiiz) Memory: GeIL EVO POTENZA 16GB (2 x 8GB) DDR4-2133 Memory ($54.99 @ Newegg) Storage: A-Data Premier SP550 240GB 2.5" Solid State Drive ($56.97 @ NCIX US) Video Card: EVGA GeForce GTX 960 2GB SuperSC ACX 2.0+ Video Card ($169.99 @ NCIX US) Case: Fractal Design Core 1000 USB 3.0 MicroATX Mid Tower Case ($24.99 @ NCIX US) Power Supply: EVGA SuperNOVA NEX 650W 80+ Gold Certified Fully-Modular ATX Power Supply ($69.99 @ NCIX US) Total: $779.90 Prices include shipping, taxes, and discounts when available Generated by PCPartPicker 2016-04-09 20:05 EDT-0400
Whoops, I forgot to add Windows 10, so it'd be 879