baked potato vs white potato

baked potato and white potato both are nouns.

Word	Noun	Adjective	Verb	Adverb
baked potato	Yes	No	No	No
white potato	Yes	No	No	No

As nouns, white potato is a hypernym of baked potato; that is, white potato is a word with a broader meaning than baked potato:

baked potato: potato that has been cooked by baking it in an oven
white potato: an edible tuber native to South America; a staple food of Ireland

Other hypernyms of baked potato include Irish potato, murphy, potato, spud, tater.

baked potato (noun)	white potato (noun)
potato that has been cooked by baking it in an oven	an edible tuber native to South America; a staple food of Ireland
	annual native to South America having underground stolons bearing edible starchy tubers; widely cultivated as a garden vegetable; vines are poisonous