Default cluster size for NTFS

In reference to staging large NTFS volumes.

http://support.microsoft.com/kb/140365

Default cluster sizes for NTFS

The following table describes the default cluster sizes for NTFS.
Volume size    Windows NT 3.51    Windows NT 4.0    Windows 7, Windows Server 2008 R2, Windows Server 2008, Windows Vista, Windows Server 2003, Windows XP, Windows 2000
7 MB–512 MB    512 bytes    4 KB    4 KB
512 MB–1 GB    1 KB    4 KB    4 KB
1 GB–2 GB    2 KB    4 KB    4 KB
2 GB–2 TB    4 KB    4 KB    4 KB
2 TB–16 TB    Not Supported*    Not Supported*    4 KB
16TB–32 TB    Not Supported*    Not Supported*    8 KB
32TB–64 TB    Not Supported*    Not Supported*    16 KB
64TB–128 TB    Not Supported*    Not Supported*    32 KB
128TB–256 TB    Not Supported*    Not Supported*    64 KB
> 256 TB    Not Supported    Not Supported    Not Supported

Note The asterisk (*) means that it is not supported because of the limitations of the master boot record (MBR).