PCPartPicker part list:
http://uk.pcpartpicker.com/p/36lFC
Price breakdown by merchant: http://uk.pcpartpicker.com/p/36lFC/by_merchant/
Benchmarks: http://uk.pcpartpicker.com/p/36lFC/benchmarks/
CPU: Intel Core i5-4440 3.1GHz Quad-Core Processor (£128.15 @ Amazon UK)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler (£25.44 @ Aria PC)
Motherboard: Asus H87M-E Micro ATX LGA1150 Motherboard (£64.64 @ Scan.co.uk)
Memory: Corsair Vengeance LP 8GB (2 x 4GB) DDR3-1866 Memory (£72.96 @ Scan.co.uk)
Storage: Samsung 840 EVO 120GB 2.5" Solid State Disk (£62.99 @ Amazon UK)
Storage: Seagate Barracuda 2TB 3.5" 7200RPM Internal Hard Drive (£54.98 @ Aria PC)
Video Card: Gigabyte Radeon R9 270X 2GB Video Card (£147.92 @ Scan.co.uk)
Case: Corsair 300R ATX Mid Tower Case (£62.90 @ Amazon UK)
Power Supply: Corsair RM 750W 80+ Gold Certified Fully-Modular ATX Power Supply (£91.79 @ Aria PC)
Operating System: Microsoft Windows 8 (OEM) (64-bit) (£74.67 @ Ebuyer)
Monitor: Samsung S22C650D 21.5" Monitor (£156.94 @ Amazon UK)
Total: £943.38
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2014-03-08 19:09 GMT+0000)