Stillmatic all the way
Are we talking about impact or are we talking about artistic value? GRODT was one of those classic albums that isn't filled with classic material.
College Dropout. It it wasn't for Kanye, there would be no Cudi's, Drake's ,Lamar's and Cole's. For better or worse, you can tell Kanye changed game completely and put creativity back on map.
50 Cent had enormous impact, but it was very short-living and limited to G Unit camp.