PCPartPicker part list:
http://uk.pcpartpicker.com/p/b3GVzy
Price breakdown by merchant: http://uk.pcpartpicker.com/p/b3GVzy/by_merchant/
CPU: Intel Core i3-4130 3.4GHz Dual-Core Processor (£90.90 @ Amazon UK)
Motherboard: Gigabyte GA-H81M-S2H Micro ATX LGA1150 Motherboard (£37.19 @ Aria PC)
Memory: Kingston Savage 8GB (2 x 4GB) DDR3-1600 Memory (£35.75 @ CCL Computers)
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive (£38.70 @ Amazon UK)
Video Card: Gigabyte GeForce GTX 960 2GB Video Card (£147.43 @ Aria PC)
Case: Corsair 100R ATX Mid Tower Case (£41.00 @ Amazon UK)
Power Supply: XFX 550W 80+ Bronze Certified ATX Power Supply (£49.98 @ Novatech)
Optical Drive: Samsung SH-224DB/BEBE DVD/CD Writer (£9.38 @ CCL Computers)
Total: £450.33
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2015-08-13 15:23 BST+0100