Download MDT 2012 from: http://www.microsoft.com/en-us/download/details.aspx?id=25175
Before you start the installation from the MSI installer make sure the prerequisites are in place.
Some of the common Prerequisites for installing MDT 2012 are:
Now since we are going to integrate MDT 2012 with Configuration Manager 2012, make sure you have a Configuration Manager 2012 Primary site installed. If not follow the article: "http://blogs.technet.com/b/anilm/archive/2012/01/15/how-to-install-the-configuration-manager-2012-primary-site.aspx "
Installing MDT 2012 RTM
On this step, you can choose a different location for the MDT installation path
Validate Microsoft Deployment Toolkit appears under programs on your system.
In the next post I’ll share how to integrate MDT 2012 with SCCM 2012 server. Stay tuned!