I have no idea whether this is true or not, but it does bring to mind what Rahul Sood (VoodooPC) said about a week ago:

And for the record, if you were to benchmark Phenom at 3GHz you would see that it kicks the living crap out of any current AMD or Intel processor—it is a stone cold killer (at 3GHz, now imagine how it would perform if they could squeek some more juice out of it?).