What is difference between My Book Studio and My Book?
Hello,
My Book Studio uses USB 2.0 / FireWire800 and comes ready to be use on a Mac formatted as HFS+
Specs on the link below
http://support.wdc.com/product/install.asp?groupid=126&lang=en
My Book uses USB 3.0 / USB 2.0 and comes ready to be use on a windows computer.
http://support.wdc.com/product/install.asp?groupid=132&lang=en