I know things would have been different because of scheduling, like the Colts would have had 8 tough division games instead of 2 but here is a breakdown of the playoff matchups had the divisions not changed.
AFC
Byes
Number 1 seed Oakland
Number 2 seed Tennessee
Wild card games
Jets at Colts
Browns at Steelers
NFC
Byes
Number 1 seed Philly
Number 2 seed Tampa Bay
Wild Card games
Falcons at 49ers
Giants at Packers
Not very far off of the way it turned out.
AFC
Byes
Number 1 seed Oakland
Number 2 seed Tennessee
Wild card games
Jets at Colts
Browns at Steelers
NFC
Byes
Number 1 seed Philly
Number 2 seed Tampa Bay
Wild Card games
Falcons at 49ers
Giants at Packers
Not very far off of the way it turned out.