memory vs computing device

memory and computing device both are nouns.

Word	Noun	Adjective	Verb	Adverb
memory	Yes	No	No	No
computing device	Yes	No	No	No

memory (noun)	computing device (noun)
an electronic memory device	a machine for performing calculations automatically
the power of retaining and recalling past experience
the cognitive processes whereby past experience is remembered
something that is remembered
the area of cognitive psychology that studies memory processes