gigaflop vs billion floating point operations per second

gigaflop and billion floating point operations per second both are nouns.

Word	Noun	Adjective	Verb	Adverb
gigaflop	Yes	No	No	No
billion floating point operations per second	Yes	No	No	No

As nouns, gigaflop and billion floating point operations per second are synonyms defined as:

gigaflop and billion floating point operations per second: a unit of measure for the calculating speed of a computer equal to one billion floating point operations per second.

Other synonyms of gigaflop include GFLOPS.

gigaflop (noun)	billion floating point operations per second (noun)
a unit of measure for the calculating speed of a computer equal to one billion floating point operations per second.	a unit of measure for the calculating speed of a computer equal to one billion floating point operations per second.