Maybe you’re a SQL Server DBA and you prefer 64K cluster sizes for optimizing disk I/O to read an extent at a time, or you just need to know how a volume was formatted. The command line can help using fsutil:
fsutil fsinfo ntfsinfo c:
“Bytes per cluster” shows the cluster size in use on the volume letter specified – in this case, 65536 bytes, or 64KB.
Cue Dora the Explorer “We Did It” music.