How about this specification?
Case:- Black with Red Trim and Window
Motherboard:- Asus ROG Strix B250F Gaming
CPU:- Intel Core i7 7700K, Kaby Lake, Quad Core with Hyperthreading, 4.2GHz, 4.5GHz Turbo
CPU Cooler:- 3XS Custom Corsair H100 with dual SP120 LED fans
Memory:- 16GB (2x8GB) Corsair Vengeance LED 3000MHz
GPU:- 8GB EVGA GTX 1070 SC ACX 3.0 Black V2 - 1594MHz GPU, 1920 Cores, 8000MHz GDDR5 - GeForce GTX VR Ready
Worth the £30 to get it Overclocked??
Power Supply Unit:- 550W Corsair VS, 80PLUS - Single GPU
Storage - Solid State Drives - SATA500GB Samsung 850 EVO, Read 540MB/s, Write 520MB/s, 98K IOPS
2nd HHD from old PC
Microsoft Windows 10 Home 64-bit
3 Year Warranty - 1st Year Onsite, 2nd & 3rd Year Return to Base (Parts & Labour).
Sorry but I can't justify to myself a 1080 when I only have 2 1920 x 1080 monitors so I would plump for a 1070
Total cost £1490.04