First Time Build (£800 Budget) opinions please >.<

[klitschk0]

Hello people, i have signed up to get opinions on parts i have considered ordering to build my own desktop but will i will more than likely reconsider after i read comments. Thank you for taking the time to read my post it is greatly appreciated. Anyway to the point, specs below:

Asus 1GB GeForce GTX 560TI DirectCUII
Intel Sandybridge i5-2500K Unlocked Core i5 Quad-Core Processor
Asus P8Z77-V PRO Motherboard (Socket 1155, 32GB DDR3 Support, ATX, Wifi, Intel Z77 Express, Network iControl, USB 3.0, SLI/CrossFireX Support)
Corsair CMPSU-750TXV2UK Enthusiast Series TX750 V2 High Performance 750W Power Supply
Western Digital Caviar Blue 500GB SATA 6Gb/s 16MB Cache
Corsair CMZ8GX3M2A1600C9 8GB 1600MHz CL9 DDR3 Vengeance Memory Two Module Kit
BitFenix Merc Beta Gaming Case - Black
Asus DRW-24B3ST SATA Internal 24X DVD±RW Drive
Akasa AK-CC7117EP01 K32 High Performance Intel Cooler for LGA775, LGA1156 and LGA1155

 

[metal orient]

if you could fill this out that would be great:
http://www.tomshardware.co.uk/forum/261222-13-build-advice

 

[metal orient]

What i'd suggest as a general guide:

Intel i5 3750K
8GB 1600MHz DDR3
Z77 mobo
AMD HD7950
500GB HDD
DVDRW
550W PSU (although a 650W might make you feel safer)
Case about £50 e.g. fractal design core 3000