memory vs local memory

memory and local memory both are nouns.

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

As nouns, local memory is a hyponym of memory; that is, local memory is a word with a more specific, narrower meaning than memory:

memory: an electronic memory device
local memory: The memory used by a single CPU or allocated to a single program or function.

memory (noun)	local memory (noun)
an electronic memory device	The memory used by a single CPU or allocated to a single program or function.
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