Thoughts on this £500 Budget?

Solution
Cooler is optional if not overclocking.

PCPartPicker part list / Price breakdown by merchant / Benchmarks

CPU: AMD FX-6300 3.5GHz 6-Core Processor (£79.43 @ Amazon UK)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler (£25.45 @ Scan.co.uk)
Motherboard: Asus M5A97 EVO R2.0 ATX AM3+ Motherboard (£68.98 @ Amazon UK)
Memory: Kingston Beast 8GB (2 x 4GB) DDR3-1600 Memory (£53.00 @ Amazon UK)
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive (£43.10 @ Amazon UK)
Video Card: MSI Radeon R9 270X 2GB TWIN FROZR Video Card (£149.99 @ Novatech)
Case: Corsair 200R ATX Mid Tower Case (£45.90 @ Amazon UK)
Power Supply: XFX 550W 80+ Bronze Certified ATX Power Supply (£45.98 @ Dabs)
Total: £511.83
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2014-05-06 16:49 BST+0100)
 


+1 but I'd suggest a XFX PSU.
 
PCPartPicker part list / Price breakdown by merchant / Benchmarks

CPU: AMD FX-6300 3.5GHz 6-Core Processor (£76.79 @ Aria PC)
CPU Cooler: Zalman CNPS5X Performa CPU Cooler (£14.99 @ Novatech)
Motherboard: MSI 970A-G46 ATX AM3+ Motherboard (£55.31 @ Aria PC)
Memory: Corsair Vengeance 8GB (2 x 4GB) DDR3-1600 Memory (£60.69 @ Amazon UK)
Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive (£41.23 @ Aria PC)
Video Card: PowerColor Radeon HD 7870 XT 2GB Video Card (£178.76 @ Amazon UK)
Case: Thermaltake Versa H21 ATX Mid Tower Case (£26.24 @ Scan.co.uk)
Power Supply: Corsair CX 500W 80+ Bronze Certified Semi-Modular ATX Power Supply (£45.78 @ Amazon UK)
Optical Drive: Lite-On iHAS124-04 DVD/CD Writer (£11.79 @ Amazon UK)
Total: £511.58
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2014-05-07 05:20 BST+0100)

Just over budget man- sorry :'(
 
Solution


poor mobo, sub-par psu.
 


True... The CX was built with poor capacitors.