Download link is http://technet.microsoft.com/en-us/evalcenter/hh505660
A Microsoft private cloud dramatically changes the way your business produces and consumes IT services by creating a layer of abstraction over your pooled IT resources. This allows your datacenter to offer true infrastructure service capability as well as optimally managed application services.
The Microsoft private cloud evaluation includes:
System Center 2012 Release Candidate
Windows Server 2008 R2 SP1 (optional download) Windows Server 2008 R2 SP1 is designed to help you increase control, availability, and flexibility of your datacenter and desktop infrastructure while helping reduce costs. System Requirements >>