computing machine vs silicon chip

computing machine and silicon chip both are nouns.

Word	Noun	Adjective	Verb	Adverb
computing machine	Yes	No	No	No
silicon chip	Yes	No	No	No

computing machine (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