Here is an interesting document that explain you the new Storage Feature available on Windows 2012 Server.
I hope you'll find it useful:
http://jukuconsulting.com/wp-content/uploads/downloads/2013/11/Microsoft-Windows-Server-2012-introduce-nuovi-scenari-storage.pdf
Here's an usefule article:
http://blogs.sysadmin.it/marios/archive/2013/11/28/novitagrave-interessanti-in-windows-server-2012r2.aspx
