this should do you for a good few years buddy.
PCPartPicker part list:
http://uk.pcpartpicker.com/p/22Xwk
Price breakdown by merchant: http://uk.pcpartpicker.com/p/22Xwk/by_merchant/
Benchmarks: http://uk.pcpartpicker.com/p/22Xwk/benchmarks/
CPU: AMD FX-8320 3.5GHz 8-Core Processor (£113.99 @ Aria PC)
Motherboard: MSI 970A-G43 ATX AM3+ Motherboard (£50.36 @ Scan.co.uk)
Memory: GeIL Enhance CORSA 8GB (2 x 4GB) DDR3-1600 Memory (£40.99 @ Amazon UK)
Storage: Crucial V4 64GB 2.5" Solid State Disk (£37.60 @ Aria PC)
Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive (£42.00 @ Aria PC)
Video Card: XFX Radeon HD 7950 3GB Video Card (£159.98 @ Aria PC)
Case: Enermax ECA3170-BL ATX Mid Tower Case (£28.67 @ Scan.co.uk)
Power Supply: Fractal Design Integra R2 750W 80+ Bronze Certified ATX Power Supply (£61.70 @ Dabs)
Optical Drive: Lite-On iHAS124-04 DVD/CD Writer (£13.15 @ Amazon UK)
Total: £548.44
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-11-16 01:36 GMT+0000)