Term: PlayStation 3, Description: seventh-generation and third home video game console developed by Sony Interactive Entertainment, Question: How many different versions of Playstation 3 were there?, Answer:Yes
Fact1: The original model, was more bulkier and could play playstation 2 games on it as well. released , November 17, 2006  Fact2: Officially released on September 1, 2009 was the 'slim' playstation 3 Fact3: There is a 'Super Slim' Playstation 3 model, that was released on September 28, 2012 