Microsoft System Center Virtual Machine Manager 2008 R2 provides centralized management of virtual machines running on Hyper-V, Virtual Server, and VMware ESX/ESXi hypervisors. It allows administrators to provision and deploy virtual machines, perform conversions between physical and virtual machines, and optimize resource utilization across virtualized hosts. The latest release adds enhanced VMware management capabilities and more flexible delegation of administrative tasks through self-service portals and PowerShell scripting.