MBR (Master Boot Record) and GPT (GUID Partition Table) are two different partitioning schemes used on hard drives. Here are some of the differences between MBR and GPT:
Capacity: MBR supports a maximum disk size of 2TB, while GPT can support disks up to 9.4 zettabytes (ZB) in size.
Partition limit: MBR only supports up to four primary partitions, or three primary partitions and one extended partition, while GPT supports up to 128 partitions.
Booting: MBR uses a traditional BIOS system to boot the operating system, while GPT uses a newer UEFI system.
Backup: MBR only stores one copy of the partition table at the beginning of the disk, while GPT stores multiple copies of the partition table throughout the disk, which makes it more reliable.
Compatibility: MBR is compatible with all operating systems, while GPT is not supported by older operating systems like Windows XP.
Alignment: GPT requires alignment to 2048-sector boundaries, while MBR can work with different alignments.
Overall, GPT is a more modern and flexible partitioning scheme that can support larger disks and more partitions, while MBR is a simpler and more widely compatible scheme that is still useful for smaller disks and older systems.
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