point of reference vs reference point

point of reference and reference point both are nouns.

Word	Noun	Adjective	Verb	Adverb
point of reference	Yes	No	No	No
reference point	Yes	No	No	No

As nouns, point of reference and reference point are synonyms defined as:

point of reference and reference point: an indicator that orients you generally

Other synonyms of point of reference include reference.

point of reference (noun)	reference point (noun)
an indicator that orients you generally	an indicator that orients you generally