A 750Pound Gaming PC/1080$

http://uk.pcpartpicker.com/p/gMHKCJ

PCPartPicker part list / Price breakdown by merchant

CPU: Intel Core i5-6500 3.2GHz Quad-Core Processor (£166.19 @ Amazon UK)
Motherboard: ASRock H170 Pro4 ATX LGA1151 Motherboard (£74.51 @ More Computers)
Memory: Kingston HyperX Fury Black 16GB (2 x 8GB) DDR4-2133 Memory (£53.99 @ Ebuyer)
Storage: Samsung 850 EVO-Series 250GB 2.5" Solid State Drive (£67.98 @ Novatech)
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive (£40.48 @ Amazon UK)
Video Card: XFX Radeon R9 390 8GB Double Dissipation Video Card (£255.99 @ Amazon UK)
Case: NZXT S340 (Black) ATX Mid Tower Case (£58.10 @ Amazon UK)
Power Supply: EVGA SuperNOVA G2 650W 80+ Gold Certified Fully-Modular ATX Power Supply (£74.99 @ Amazon UK)
Total: £792.23
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2016-03-22 07:11 GMT+0000
 
Solution
PCPartPicker part list / Price breakdown by merchant

CPU: Intel Core i5-6500 3.2GHz Quad-Core Processor ($196.88 @ OutletPC)
Motherboard: Gigabyte GA-B150M-D3H Micro ATX LGA1151 Motherboard ($81.97 @ Newegg)
Memory: G.Skill Aegis 16GB (2 x 8GB) DDR4-2400 Memory ($59.99 @ Newegg)
Storage: Samsung 850 EVO-Series 250GB 2.5" Solid State Drive ($87.89 @ OutletPC)
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive ($49.25 @ OutletPC)
Video Card: Gigabyte Radeon R9 Nano 4GB Video Card ($438.45 @ Amazon)
Case: Corsair Carbide 400C ATX Mid Tower Case ($84.99 @ Micro Center)
Power Supply: Antec TruePower Classic 750W 80+ Gold Certified ATX Power Supply ($54.99 @ Newegg)
Total: $1054.41
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2016-03-22 07:41 EDT-0400