Hyper-V is an integral part of Windows Server and provides a foundational virtualization platform that enables you to transition to the cloud. With Windows Server 2008 R2 you get a compelling solution for core virtualization scenarios – production server consolidation, dynamic datacenter, business continuity, VDI and test & development.
Hyper-V provides you better flexibility with features like live migration and cluster shared volumes for storage flexibility.
Compare the cost of virtualizing applications on Windows Server 2008 R2 Hyper-V to VMware vSpehere 5.
Hyper-V also delivers greater scalability with support for up to 64 logical processors and improved performance with support for dynamic memory and enhanced networking support.