It did not win any Oscars.
Garbo won zero Oscars
Revolutionary Road was nominated for 3 Oscars but didn't win any.
None.
None. It wasn't nominated for any Oscars.
The winners were: High Noon (1952), Marty (1955), Network (1976), Rain Man (1988) and The King's Speech (2010). * The Departed that someone else put in as an answer won 4 Oscars, but did not win for Best Actor.
None.
8
5
None.
Zero
None.