Thoughts, advice and compatibility on mid/high end first time build

Hi guys,

Expecting to purchase this as soon as I am confident in my decisions. £700 build roughly. Computer for everything whilst I am at uni, probably using linux as my main operating system. I am from the Uk and will overclock with twin Bios feature of motherboard. Looking for a very stable PC that will work quickly and efficiently. Have been finding my parts on overclockers UK... here they are;


CPU:
Intel Core i5-3570K 3.40GHz (Ivybridge) Socket LGA1155 Processor (77W) - OEM £167.99


Motherboard:
Gigabyte Z77X-UD5H Intel Z77 (Socket 1155) DDR3 Motherboard £159.98


HDD:
Seagate Barracuda Green 2TB SATA 6Gb/s Hard Drive - OEM (ST2000DL003) £89.99


PSU:
OCZ ZS Series 750W '80 Plus Bronze' Power Supply £72.98


Case:
AeroCool Sixth Element Full Tower Case - White £69.98


SSD:
OCZ Agility 3 60GB 2.5" SATA 6Gb/s Solid State Hard Drive (AGT3-25SAT3-60G) £49.99


RAM:
Samsung Green (MV-3V4G3D/US) 8GB (2x4GB) DDR3 PC3-12800C11 1600MHz 30nm Dual Channel Kit £47.99


Cooler:
Alpenföhn Matterhorn Pure Edition CPU Cooler (Socket LGA2011/1366/1155/1156/775/ AMD AM3/AM3+/AM2/AM2+/FM1) £26.39


Optical drive:
LG GH24NS90 24x DVD±RW SATA ReWriter (Black) - OEM £16.99



First build so would appreciate any advice on pretty much anything.
Thanks