<A HREF="http://arstechnica.com/articles/paedia/cpu/amd-hammer-1.ars/9" target="_blank">http://arstechnica.com/articles/paedia/cpu/amd-hammer-1.ars/9</A> 'AMD's Kevin McGrath, in his Stanford presentation, attributed up to 20% of Hammer's performance improvment over the Athlon to this controller.' The truth is out there .... everywhere ! LOL ;-).