That's MBR partitioning, it can also be augmented with GPT/GUID partions that are even bootable provided the hardware is UEFI (..i.e. motherboards with a UEFI bios, raid card bios, discs, etc..). Each GPT can have up to 128 partitions.
Originally Posted by papin97
Of course who knows if any of them show up in the Windows 8 Boot Manager.. (or if any do, how many).
Apparently Widows 8 (or at lest the 64 bit version of it) doesn't need MBR any longer, and is better of with all GPT/GUID config..
Firmware implementation in the PC – BIOS or UEFI"Enabling large disks and large sectors in Windows 8 - Building Windows 8 - Site Home - MSDN Blogs