A senior producer on Assassin’s Creed Unity has stated the game will run 900P 30FPS on PS4 & Xbox One. He said they locked the specs to avoid all the debates and stuff. Somehow, I don’t think that plan is going to work.

Assassin’s Creed Unity is 900p/30fps on both PS4 & Xbox One

Ubisoft locked both versions at the same spec ‘to avoid all the debates and stuff’: VideoGamer