If you compare their college stats, not much different in rushing attempts.
AR: 161 rushing attempts, in 22 games, 7.3 rushes/game
JF: 260 rushing attempts, in 34 games, 7.6 rushes/game
AR: 3105 passing yds, 24TDs, 15INTs, in 22 games
JF: 5373 passing yds, 63TDs, 9INTs, in 34 games