The GUID Partition Table (GPT) replaces the previous master boot record (MBR). GPT partitions can hold 18 exabytes compared to 2.2TB for the MBR.

Limitations of MBR Disk An MBR formatted disk can have only four primary partitions and can manage data only up to 2TB. With data storage needs increasing, the GPT (GUID Partition Table) disks are ...

Windows cannot be installed to this disk MBR and GPT are two formats of the hard disk. MBR is the abbreviation of master bootable record, whereas GPT is an abbreviation of GUID partition table.