It is actually demonstrably more than 20% in many apps if you bother to check some K8-K7 comparisons and when I have some time I will get you an AMD quote to that effect too as I remembered the more recent ones not the 20% ones on K8 launch.
You have again not helped me with squat and just wasted my time again and it is I who have once again given you some more basic free education in microprocessor architecture and history, a price I am quite prepared to pay to stop you spreading public FUD and misrepresentation and making a complete embarrassing public ass of yourself in the process ! It is you who should thank me !