You dont seem to require super high end GPU, here's a balanced rig with plenty of fast storage for your needs.
PCPartPicker part list:
https://pcpartpicker.com/list/zCLbCb
Price breakdown by merchant: https://pcpartpicker.com/list/zCLbCb/by_merchant/
CPU: AMD - Ryzen 7 2700 3.2GHz 8-Core Processor ($279.99 @ Amazon)
CPU Cooler: Corsair - H100i v2 70.7 CFM Liquid CPU Cooler ($94.99 @ Newegg)
Motherboard: ASRock - X470 Master SLI/AC ATX AM4 Motherboard ($140.99 @ Newegg)
Memory: Team - Vulcan 16GB (2 x 8GB) DDR4-3000 Memory ($139.99 @ Newegg)
Storage: Western Digital - Blue 500GB M.2-2280 Solid State Drive ($96.77 @ Walmart)
Storage: Samsung - 860 Evo 500GB 2.5" Solid State Drive ($117.99 @ Amazon)
Storage: Seagate - Constellation ES 3TB 3.5" 7200RPM Internal Hard Drive ($63.40 @ Amazon)
Video Card: EVGA - GeForce GTX 1070 8GB SC GAMING ACX 3.0 Black Edition Video Card ($409.99 @ B&H)
Case: NZXT - S340 (Black/Red) ATX Mid Tower Case ($59.99 @ SuperBiiz)
Power Supply: SeaSonic - 650W 80+ Gold Certified Semi-Modular ATX Power Supply ($71.86 @ Amazon)
Total: $1475.96
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2018-08-01 05:49 EDT-0400