machine code vs computer code

machine code and computer code both are nouns.

Word	Noun	Adjective	Verb	Adverb
machine code	Yes	No	No	No
computer code	Yes	No	No	No

As nouns, computer code is a hypernym of machine code; that is, computer code is a word with a broader meaning than machine code:

machine code: a set of instructions coded so that the computer can use it directly without further translation
computer code: (computer science) the symbolic arrangement of data or instructions in a computer program or the set of such instructions

Other hypernyms of machine code include code.

machine code (noun)	computer code (noun)
a set of instructions coded so that the computer can use it directly without further translation	(computer science) the symbolic arrangement of data or instructions in a computer program or the set of such instructions