its actually more of 6Ghz for all the 3 processors only. I read
from a tech website that dual core efficiency of speed is like
0.4times more of the single core...as of today's technology...so
dual = 1.4x(lets say 3Ghz) = 4.2Ghz.
And for multi-cores, its 1.4times of (4.2Ghz) = about 6Ghz.
