I think the problem is too many people think that just because one stick of memory costs twice as much that is better.
Tests have proven there is as little as 1% performance between expensive and cheap brands. In my experience is you buy the cheapest ram you can find because at the end of the day it is all the same stuff, i am talking 1333 as opposed to 1666 i am talking ocz as opposed to jetram, buy jetram slap on some heatsinks and booya your good to go.
You know how edgars sells shirts at 200 bucks and mr price at 50, both are good quality but people think the 200 buck shirt they are wearing is better because of the price