Who would win: NFL greats from 1960-1990 or the Greats from 1991-current?

1960-91, most of that team if not all are Hall of Famers and considered one of the best at their position. They have the greatest coach of all time, the greatest RB, QB, TE, and 3 of the greatest defensive players of all time. The upside for the 91-present team is the WRs and DBs