I can't figure out WHY it's so much more expensive, so I'm gonna ask the pros. The 4GB, which is cheaper, even has higher grade memory... Should I just go with the 4GB which is cheaper, although I won't be gaming past 1080p and only use a 2nd monitor for, well, skype/web browsing purposes?
http://www.newegg.com/Product/Product.aspx?Item=N82E16814202049 - 4GB
http://www.newegg.com/Product/Product.aspx?Item=N82E16814202047 - 2GB
http://www.newegg.com/Product/Product.aspx?Item=N82E16814202049 - 4GB
http://www.newegg.com/Product/Product.aspx?Item=N82E16814202047 - 2GB