The "Freeola Customer Forum" forum, which includes Retro Game Reviews, has been archived and is now read-only. You cannot post here or create a new thread or review on this forum.
Crucial, though a nice site, are expensive. I personally recommend GEIL value RAM, from Overclockers.co.uk .
System specs?
See if you can find the manufacturer and model of your PC here and it tell you what Ram you need to get.