peripheral device vs computer peripheral

peripheral device and computer peripheral both are nouns.

Word	Noun	Adjective	Verb	Adverb
peripheral device	Yes	No	No	No
computer peripheral	Yes	No	No	No

As nouns, peripheral device and computer peripheral are synonyms defined as:

peripheral device and computer peripheral: electronic equipment external to the circuit board that contains the CPU of a computer

Other synonyms of peripheral device include peripheral.

peripheral device (noun)	computer peripheral (noun)
electronic equipment external to the circuit board that contains the CPU of a computer	electronic equipment external to the circuit board that contains the CPU of a computer