Hot Hardware published a review on the Ubisoft Now Blames AMD For Assassins Creed Unity Failure, Poor Performance A quote from the article:

Life is hard when you're a AAA publisher. Last month, Ubisoft blamed weak console hardware for the troubles it had bringing Assassin's Creed Unity up to speed, claiming that it could've hit 100 FPS but for weak console CPUs.

Now, in the wake of the game's disastrous launch, the company has changed tactics -- suddenly, all of this is AMD's fault...

 Ubisoft Now Blames AMD For Assassins Creed Unity Failure, Poor Performance @ HotHardware