megabit vs computer memory unit

megabit and computer memory unit both are nouns.

Word	Noun	Adjective	Verb	Adverb
megabit	Yes	No	No	No
computer memory unit	Yes	No	No	No

As nouns, computer memory unit is a hypernym of megabit; that is, computer memory unit is a word with a broader meaning than megabit:

megabit: a unit of information equal to 1000 kilobits or 10^6 (1,000,000) bits
computer memory unit: a unit for measuring computer memory

megabit (noun)	computer memory unit (noun)
a unit of information equal to 1000 kilobits or 10^6 (1,000,000) bits	a unit for measuring computer memory