PCPartPicker part list:
http://uk.pcpartpicker.com/p/2efDa
Price breakdown by merchant: http://uk.pcpartpicker.com/p/2efDa/by_merchant/
Benchmarks: http://uk.pcpartpicker.com/p/2efDa/benchmarks/
CPU: AMD FX-4350 4.2GHz Quad-Core Processor (£89.35 @ Aria PC)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler (£23.98 @ Scan.co.uk)
Motherboard: Asus M5A97 R2.0 ATX AM3+ Motherboard (£59.00 @ Amazon UK)
Memory: Kingston Blu 8GB (2 x 4GB) DDR3-1600 Memory (£57.98 @ Amazon UK)
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive (£45.31 @ CCL Computers)
Video Card: XFX Radeon HD 7850 2GB Video Card (£113.99 @ Aria PC)
Case: Corsair 200R ATX Mid Tower Case (£47.98 @ Amazon UK)
Power Supply: XFX 550W 80+ Bronze Certified ATX Power Supply (£48.99 @ Amazon UK)
Optical Drive: Lite-On iHDS118-04 DVD/CD Drive (£10.78 @ Scan.co.uk)
Total: £497.36
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-12-03 15:48 GMT+0000)
cheers