microprocessor vs silicon chip

microprocessor and silicon chip both are nouns.

Word	Noun	Adjective	Verb	Adverb
microprocessor	Yes	No	No	No
silicon chip	Yes	No	No	No

As nouns, silicon chip is a hypernym of microprocessor; that is, silicon chip is a word with a broader meaning than microprocessor:

microprocessor: integrated circuit semiconductor chip that performs the bulk of the processing and controls the parts of a system
silicon chip: electronic equipment consisting of a small crystal of a silicon semiconductor fabricated to carry out a number of electronic functions in an integrated circuit

Other hypernyms of microprocessor include chip, micro chip, microchip, microprocessor chip.

microprocessor (noun)	silicon chip (noun)
integrated circuit semiconductor chip that performs the bulk of the processing and controls the parts of a system	electronic equipment consisting of a small crystal of a silicon semiconductor fabricated to carry out a number of electronic functions in an integrated circuit