electronic computer vs silicon chip

electronic computer and silicon chip both are nouns.

Word	Noun	Adjective	Verb	Adverb
electronic computer	Yes	No	No	No
silicon chip	Yes	No	No	No

electronic computer (noun)	silicon chip (noun)
a machine for performing calculations automatically	electronic equipment consisting of a small crystal of a silicon semiconductor fabricated to carry out a number of electronic functions in an integrated circuit