gigabyte vs GiB

gigabyte and GiB both are nouns.

Word	Noun	Adjective	Verb	Adverb
gigabyte	Yes	No	No	No
GiB	Yes	No	No	No

As nouns, gigabyte and GiB are synonyms defined as:

gigabyte and GiB: a unit of information equal to 1024 mebibytes or 2^30 (1,073,741,824) bytes

Other synonyms of gigabyte include G, GB, gibibyte.

gigabyte (noun)	GiB (noun)
a unit of information equal to 1024 mebibytes or 2^30 (1,073,741,824) bytes	a unit of information equal to 1024 mebibytes or 2^30 (1,073,741,824) bytes
a unit of information equal to 1000 megabytes or 10^9 (1,000,000,000) bytes