What is the diff. in the carrabas version of Chix. Fett. Alfredo and the Olive Gardens Version?

I tried going to different websites that offer restaurant recipes and the only thing I could find that looked different was that Olive Garden uses cream cheese in the preparation of their Alfredo Sauce. Hope this helps.What is the diff. in the carrabas version of Chix. Fett. Alfredo and the Olive Gardens Version?
olive gardens is better :]

I don't know any of the specifics but i prefer OG...