software optimisation vs program optimisation

software optimisation and program optimisation both are nouns.

Word	Noun	Adjective	Verb	Adverb
software optimisation	Yes	No	No	No
program optimisation	Yes	No	No	No

As nouns, software optimisation and program optimisation are synonyms defined as:

software optimisation and program optimisation: the process of modifying a software system to make some aspect of it work more efficiently or use fewer resources.

Other synonyms of software optimisation include program optimization, software optimization.

software optimisation (noun)	program optimisation (noun)
the process of modifying a software system to make some aspect of it work more efficiently or use fewer resources.	the process of modifying a software system to make some aspect of it work more efficiently or use fewer resources.