Just a first note, if you've been provided this link, don't amend your first post as it won't update the queue, please add an additional comment to the thread, that way it will go back to the front of the queue. Otherwise we don't know it's been updated. When creating a forum post looking to...
www.pcspecialist.co.uk
Finally, could you say what you'll be using the PC for, what the budget is, and what monitor you have? It makes sense to look at the PC as a whole, not at one isolated component.