chopped steak vs hamburger steak

chopped steak and hamburger steak both are nouns.

Word	Noun	Adjective	Verb	Adverb
chopped steak	Yes	No	No	No
hamburger steak	Yes	No	No	No

As nouns, chopped steak and hamburger steak are synonyms defined as:

Other synonyms of chopped steak include beef patty, chop steak, chopsteak.

chopped steak (noun)	hamburger steak (noun)
a patty of ground cooked beef	a patty of ground cooked beef