Any Suggestion on my First time Build :?

This is my First build. I did have a budget of around £700 But I brought a car and I've got around £530-550 to spend.
So I've come up with casual gaming/home computer. Any suggestion of different parts for some of the parts i choose will be much appriciated   Just remember im from the UK not US where everything seems Cheaper  
Here Goes!
(Note everything is from www.amazon.co.uk (UK version)

Motherboard = Asus P8H61 PRO
http://www.amazon.co.uk/gp/product/B004SAMMOA

CPU - i3 -2120
http://www.amazon.co.uk/gp/product/B004FA8NXM

GPU - Sapphire HD6870
http://www.amazon.co.uk/gp/product/B004R7MTPQ

PSU - CoolerMaster Gx-Series 650W 80 Plus Power Supply Unit
http://www.amazon.co.uk/gp/product/B0035QAKOM

RAM - Corsair XMS3 8GB Two Memory Module Kit
http://www.amazon.co.uk/gp/product/B003N8GVUY

HDD - WD Caviar Blue 500GB Sata3
http://www.amazon.co.uk/gp/product/B00461G3MS

Case - Zulman Z9 Plus
http://www.amazon.co.uk/gp/product/B004FPQL0E

CDDrive - Sony 24x Internal DVD Rewriter
http://www.amazon.co.uk/gp/product/B0057FRTPW

----------------

Anti Static Wrist Strap
http://www.amazon.co.uk/gp/product/B004CS5WIG

----------------

Total Cost - £525.27 Bit under Budget  

So If you see anything ***, please say so cheers