i don't live i USA so can't get frm above mentioned sites.
pls see http://www.transcendusa.com/support/dlcenter/jetram/product/Pdf/JM667QSU-1G_2300-s.pdf
this is the manual for transcend JM667QSU-1G and gives full details about it, read the very first line it says
"The JM667QSU-1G is a 128M x 64bits DDR2-667 SO-DIMM. The JM667QSU-1G consists of 8pcs 128Mx8 bits DDR2 SDRAMs..........."