PureOverclock posted a review on the AMD Phenom II X2 555 Black Edition processor.
How does a full-featured Phenom II X4 CPU for $99 sound? AMD's new dual core hotrod, the X2 555 BE, is actually an X4 in disguise and just needs a bit of help to unlock those two extra cores for all the performance goodness you can dream about at bargain prices. We successfully unlocked the X2 555 BE and we'll tell you how today and show the resulting performance increase.Phenom II X4 for $99: Unlocking the X2 555 BE