What is Hyper-V Server 2012?
Hyper-V Server 2012 is a FREE (yes, completely free!) purpose-built product that includes the core of Windows Server 2012 and Hyper-V. The result is a streamlined Type-1 hypervisor that is optimized for remote management and provides the same virtualization scalability and high availability features as the Hyper-V role in the full version of Windows Server – including up to 320 logical processors per Hyper-V host, up to 4TB of physical memory, Live Migration, Storage Migration, Virtual Machine Replication, Clustering and more!