But if it is employing 4K native sector and your Windows supports this type of sectors, you can use 16TB space.įor more details of these types of sectors, please refer to Advanced Format of Wiki. If your MBR disk is using 512B sector or 512e sector, you can only use 2TB space. Traditional hard disks are always using 512B sector, but new disks often employ 4K sector though most systems emulate a 4K physical sector to 8 512B sectors for compatibility, which is the so called 512e.
To answer this question, let's start from introducing hard disk sector. At this time, some of you might ask why there are 2TB and 16TB limit. Like in other Windows operating systems, users can only use 2TB or 16TB space in Windows 10 no matter how large the hard disk is, if they initialize their disk to MBR. What's the Maximum Hard Drive Size in Windows 10/8/7 Windows 7/8 or Windows 10 Maximum Hard Drive Size Want to know the exact size limit? Please keep reading.
Therefore, disks initialized with the same partitioning scheme have the same disk size limit, and partitions with the same file system have the same partition size limit, no matter they are in Windows 7, Windows 8, Windows 10, or other Windows OS. In addition, the maximum size of a hard drive partition depends on the file system used to format it rather than depends on Windows versions. Can I use all disk space if I upgrade my computer to Windows 10Īctually, those people misunderstand the issue, because it is not the version of Windows but the partitioning scheme that rules maximum hard disk size. I have a PC with Windows 7 with a 3 TB hard drive, but about 1 TB of the drive being unusable. For example: I would like to know what is the maximum HD and partition size supported by Windows 10. Recently, I found lots of people asked the following or similar question on the internet: what is the maximum hard drive size supported by Windows 10. Why There Is Windows 8/10 or Windows 7 Maximum Hard Drive Size Limit.
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