The only thing that is important in an external drive would be usb interface because its the one your ysing to transfer files. Even if you have a wd black inside a passport the speed would be the same because your using it as an external drive.
The only thing that is important in an external drive would be usb interface because its the one your ysing to transfer files. Even if you have a wd black inside a passport the speed would be the same because your using it as an external drive.