The MBR and partition table are not housed in that space. Since the space is at the end of the drive, and the MBR is at the front, they can't be the same. that aside, the mbr is not somthing you can see in the formating of the drive. It's before that. it's localted in a special space that is used by the bios, not the OS, and not anything else. The 8mb as I stated and linked above is for dynamic disks and nothing more.
if you want more proof I can get it for you.
to the posters question about dynamic disks, here is a link for you...