Windows Server 2008 R2 with Hyper-V, the next-generation hypervisor-based server virtualization technology...
Windows Server 2008 R2 with Hyper-V, the next-generation hypervisor-based server virtualization technology, is available as an integral feature of Windows Server 2008 R2 and enables you to implement server virtualization with ease. Hyper-V allows you to make the best use of your server hardware investments by consolidating multiple server roles as separate virtual machines (VMs) running on a single physical machine.