GK208 Transistor Count?

first let me say, sorry if this is in the wrong forum, but live chat told me to ask this question in this forum, so here we go…

What is the transistor count of the GK208 chip inside the new GT 630, GT 640, GT 740M and so on

http://www.techpowerup.com/gpudb/2377/geforce-gt-640-rev-2.html

http://www.techpowerup.com/gpudb/2299/geforce-gt-740m.html

no one knows?