AllGamesWorldHd as well as other great Youtube channels have started Walktroughts and Let's Plays of the game. Check them out:

https://www.youtube.com/watch?v=cGwkmpsUCLo
https://www.youtube.com/watch?v=F9IamrK3RT4
https://www.youtube.com/watch?v=xYu-DebDEJQ
https://www.youtube.com/watch?v=-uYdTvhjsZY
https://www.youtube.com/watch?v=cANoF9TLuiI
It runs so smooth on their machines.