I managed to downgrade my GPU to an RX 480 as this can still play most popular games like CS:GO at 144fps+ and can play AAA games at 60fps+
PCPartPicker part list:
https://de.pcpartpicker.com/list/qhJhZ8
Price breakdown by merchant: https://de.pcpartpicker.com/list/qhJhZ8/by_merchant/
CPU: Intel Core i5-7600K 3.8GHz Quad-Core Processor (€246.94 @ Mindfactory)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler (€34.36 @ Amazon Deutschland)
Motherboard: Gigabyte GA-Z270P-D3 ATX LGA1151 Motherboard (€123.61 @ Amazon Deutschland)
Memory: Kingston Savage 8GB (1 x 8GB) DDR4-2400 Memory (€62.14 @ Amazon Deutschland)
Storage: Western Digital Blue 250GB M.2-2280 Solid State Drive (€94.99 @ Amazon Deutschland)
Video Card: Gigabyte Radeon RX 480 8GB G1 Gaming Video Card (€231.67 @ Mindfactory)
Case: NZXT S340 (Black) ATX Mid Tower Case (€82.84 @ Mindfactory)
Power Supply: Corsair VS 450W ATX Power Supply (€44.84 @ Mindfactory)
Monitor: Asus VG248QE 24.0" 1920x1080 144Hz Monitor (€267.76 @ Amazon Deutschland)
Other: NZXT Hue+ RGB Colour Changing Internal LED Controller (€67.83 @ Mindfactory)
Other: Windows 10 Professional ( win 10 pro) 32/64 Bits OEM Product Key (€6.94 @ Amazon Deutschland)
Total: €1263.92
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2017-03-23 12:09 CET+0100