Any suggestions for improvement?

PCPartPicker part list / Price breakdown by merchant

CPU: Intel Core i7-6700K 4.0GHz Quad-Core Processor ($434.99 @ Newegg Canada)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler ($37.98 @ DirectCanada)
Motherboard: Asus Z170-E ATX LGA1151 Motherboard ($139.99 @ NCIX)
Memory: Corsair Vengeance LPX 32GB (4 x 8GB) DDR4-2666 Memory ($194.99 @ Amazon Canada)
Storage: Samsung 950 PRO 512GB M.2-2280 Solid State Drive ($425.98 @ Newegg Canada)
Storage: Seagate Desktop HDD 4TB 3.5" 5900RPM Internal Hard Drive ($144.99 @ Memory Express)
Video Card: Asus GeForce GTX 1080 8GB STRIX Video Card (2-Way SLI) ($924.50 @ Vuugo)
Video Card: Asus GeForce GTX 1080 8GB STRIX Video Card (2-Way SLI) ($924.50 @ Vuugo)
Case: Fractal Design Define R4 (Black Pearl) ATX Mid Tower Case ($99.99 @ NCIX)
Power Supply: EVGA SuperNOVA 1000 P2 1000W 80+ Platinum Certified Fully-Modular ATX Power Supply ($229.98 @ Newegg Canada)
Optical Drive: LG BH16NS40 Blu-Ray/DVD/CD Writer ($100.77 @ BestDirect)
Optical Drive: Asus DVD-E818AAT/BLK/B/GEN DVD/CD Drive ($22.35 @ Vuugo)
Operating System: Microsoft Windows 10 Home OEM 64-bit ($115.50 @ shopRBC)
Monitor: Asus ROG SWIFT PG278Q 27.0" 144Hz Monitor ($898.50 @ Vuugo)
Keyboard: Logitech G810 Orion Spectrum RGB Wired Gaming Keyboard ($148.98 @ NCIX)
Mouse: Logitech G502 Wired Optical Mouse ($93.00 @ Amazon Canada)
Headphones: Logitech G430 7.1 Channel Headset ($72.00 @ Vuugo)
Total: $5008.99 (aka A LOT)
Prices include shipping, taxes, and discounts when available or most likely no taxes so still a lot
Generated by PCPartPicker 2016-07-25 20:54 EDT-0400