memory vs memory board

memory and memory board both are nouns.

Word	Noun	Adjective	Verb	Adverb
memory	Yes	No	No	No
memory board	Yes	No	No	No

As nouns, memory and memory board are synonyms defined as:

Other synonyms of memory include computer memory, computer storage, storage, store.

memory (noun)	memory board (noun)
an electronic memory device	an electronic memory device
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