computing system vs ADP system

computing system and ADP system both are nouns.

Word	Noun	Adjective	Verb	Adverb
computing system	Yes	No	No	No
ADP system	Yes	No	No	No

As nouns, computing system and ADP system are synonyms defined as:

computing system and ADP system: a system of one or more computers and associated software with common storage

Other synonyms of computing system include ADPS, automatic data processing system, computer system.

computing system (noun)	ADP system (noun)
a system of one or more computers and associated software with common storage	a system of one or more computers and associated software with common storage