Where is the cheapest place to buy Windows 8/8.1-64 bit OEM?

dude7691

Honorable
Oct 23, 2013
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Hey guys! My PC build is completed and all I am missing is an OS. I need to purchase windows 8 OEM but I have seen varying prices all over the web. Could someone please advise me on where to buy from? I need 64-bit by the way. Thanks. :)

I am from the UK so the price must be in £ not $ thanks