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

• System Center 2012 Unified Installer is a utility designed to perform new, clean installations of System Center 2012 for testing and evaluation purposes only. If you want to upgrade from an existing System Center installation or choose set up options such as high availability or multi-server component installs, please refer instead to the System Center 2012 component installation guides located on the Microsoft Private Cloud Evaluation Resource Page.
  User's Guide >>
• System Center 2012 App Controller provides a common self-service experience across private and public clouds that can help you empower application owners to easily build, configure, deploy, and manage new services.
  System Requirements >>
• System Center 2012 Configuration Manager provides comprehensive configuration management for the Microsoft platform that can help you empower users with the devices and applications they need to be productive while maintaining corporate compliance and control.
  System Requirements >>
• System Center 2012 Data Protection Manager provides unified data protection for Windows servers and clients that can help you deliver scalable, manageable, and cost-effective protection and restore scenarios from disk, tape, and off premise.
  System Requirements >>
• System Center 2012 Endpoint Protection, built on System Center Configuration Manager, provides industry-leading threat detection of malware and exploits as part of a unified infrastructure for managing client security and compliance that can help you simplify and improve endpoint protection.
  System Requirements >>
• System Center 2012 Operations Manager provides deep application diagnostics and infrastructure monitoring that can help you ensure the predictable performance and availability of vital applications and offers a comprehensive view of your datacenter, private, and public clouds.
  System Requirements >>
• System Center 2012 Orchestrator provides orchestration, integration, and automation of IT processes through the creation of runbooks that can help you to define and standardize best practices and improve operational efficiency.
  System Requirements >>
• System Center 2012 Service Manager provides flexible self-service experiences and standardized datacenter processes that can help you integrate people, workflows, and knowledge across enterprise infrastructure and applications.
  System Requirements >>
• System Center 2012 Virtual Machine Manager provides virtual machine management and services deployment with support for multi-hypervisor environments that can help you deliver a flexible and cost effective private cloud environment.
  System Requirements >>

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 >>

Download link is http://technet.microsoft.com/en-us/evalcenter/hh505660