The PowerShell Deployment Toolkit (PDT) is a set of scripts and knowledge for automated deployment of System Center 2012 SP1/R2, including SQL all prerequisites, and all automatable post-setup integration.  See Building Clouds blog Deployment track for details.

This is the latest version of PDT - 2.65.2620 - this replaces all previous releases.

http://blogs.technet.com/b/privatecloud/archive/tags/deployment+track/