Road and Track Magazine did a full feature on the 2015 LaFerrari and it's 949-hp rocket-of-an-engine. 

As mentioned in the article, the day the writer of this feature visited the Ferrari track at Pista di Fiorano, Sammy was upstairs in the small apartment where Schumacher and other drivers stayed before "regulations curtailed Formula 1 testing at Fiorano".

It's the fastest care they have ever tested. 

Read the full article over at: http://www.roadandtrack.com/new-cars/road-tests/a26025/the-track-test-2015-ferrari-laferrari/