MiB vs megabyte

MiB and megabyte both are nouns.

Word	Noun	Adjective	Verb	Adverb
MiB	Yes	No	No	No
megabyte	Yes	No	No	No

As nouns, MiB and megabyte are synonyms defined as:

MiB and megabyte: a unit of information equal to 1024 kibibytes or 2^20 (1,048,576) bytes

Other synonyms of MiB include M, MB, mebibyte.

MiB (noun)	megabyte (noun)
a unit of information equal to 1024 kibibytes or 2^20 (1,048,576) bytes	a unit of information equal to 1024 kibibytes or 2^20 (1,048,576) bytes
	a unit of information equal to 1000 kilobytes or 10^6 (1,000,000) bytes