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http://www.overclockers.co.uk/showproduct.php?prodid=BU-001-GI&groupid=43&catid=2053&subcat=
Buy another lot of samsung green as it's among the best memory available at the mo.
**** easy to get ivy to 4.4Ghz, but yeah if you're not experienced or want to overclock just get the corsair memory. Can't get much better gaming system than this at the mo.