Partition In Windows 7 [updated] Link

| Feature | MBR | GPT | |---------|-----|-----| | Max partitions | 4 primary (or 3 primary + 1 extended) | 128 primary | | Max disk size | 2 TB | 9.4 ZB | | Boot compatibility | BIOS and UEFI | UEFI required | | Data redundancy | No | Backup partition table at disk end |