Wikipedia Article White Round Potato on Wikipedia A variety of potato that is more evenly round and a bit smaller than the russet potato. The white round potato a medium level of starch, which is less starch than the russet and a finer texture. With a white colored, dense flesh, this potato provides a creamy textured result after being cooked, producing meat that holds its shape well. White round potatoes are best suited to boiling than baking so it is a good choice for making mashed potatoes.