Was sort of in-between, I thought:
Buffon
-----Barzagli-Bonucci-Chiellini
Lichtsteiner------Pirlo---------------
Vidal---Marchisio
------------------------Giaccherini
Borriello-Vucinic
It was all set up much like 3-5-2, but Giaccherini basically played like an orthodox left winger.
Could just as easily describe it as an adapted 4-3-3 without a RW, though, I suppose.