[Build Ready] £600 budget gaming rig - high/ultra settings

I have chosen the following parts below and am about to order them within the next week or two. Does anyone have anything I should change?? This will be my first build I'm going for a hug/ ultra end gaming rig for me. im just getting into PC gaming so ill be trying a lot of games of different genres. also i want bluetooth and wifi on it aswell. not sure how to go about that. Thanks! =]

PCPartPicker part list / Price breakdown by merchant / Benchmarks

CPU: Intel Core i5-2500K 3.3GHz Quad-Core Processor (£166.97 @ Dabs)
Motherboard: ASRock Z68 PRO3 GEN3 ATX LGA1155 Motherboard (£71.99 @ Dabs)
Memory: Crucial 8GB (2 x 4GB) DDR3-1333 Memory (£34.20 @ Amazon UK)
Hard Drive: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive (£63.62 @ CCL Computers)
Video Card: HIS Radeon HD 7850 2GB Video Card (£184.99 @ Overclockers.co.uk)
Case: Cooler Master Elite 335 Upgraded ATX Mid Tower Case (£32.87 @ Scan.co.uk)
Power Supply: Corsair 500W ATX12V Power Supply (£45.74 @ Ebuyer)
Total: £600.38
(Prices include shipping and discounts when available.)
(Generated by PCPartPicker 2012-07-27 04:42 BST+0100)