Don't see any reason for him to pick such high end CPU, a good i5 will handle more than enough.
PCPartPicker part list:
http://pcpartpicker.com/list/jjcmqk
Price breakdown by merchant: http://pcpartpicker.com/list/jjcmqk/by_merchant/
CPU: Intel Core i5-6500 3.2GHz Quad-Core Processor ($199.99 @ B&H)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler ($24.89 @ OutletPC)
Motherboard: ASRock H170 Performance/Hyper ATX LGA1151 Motherboard ($109.98 @ Newegg)
Memory: Corsair Vengeance LPX 16GB (2 x 8GB) DDR4-2666 Memory ($66.99 @ Newegg)
Storage: Samsung 850 EVO-Series 250GB 2.5" Solid State Drive ($89.99 @ NCIX US)
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive ($47.49 @ OutletPC)
Video Card: Gigabyte GeForce GTX 1070 8GB G1 Gaming Video Card ($419.99 @ SuperBiiz)
Case: Corsair 200R ATX Mid Tower Case ($59.97 @ Amazon)
Power Supply: SeaSonic S12II 520W 80+ Bronze Certified ATX Power Supply ($58.99 @ SuperBiiz)
Operating System: Microsoft Windows 10 Home OEM 64-bit ($83.89 @ OutletPC)
Total: $1162.17
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2016-07-13 14:22 EDT-0400