In Pictures: 10 things we love about Windows Serve...
Hyper-V V3 and its Windows 2012 VMs boot UEFI, rather than traditional memory-location-specific BIOS. This gave us a few fits, but works. There is the capacity to move virtual machines from host to host using compression, and where compatible hardware is available to support it, very fast transports -- 10GBE, Infiniband, and other faster-than-10GBE connections. The high-speed connections are crucial to VM movements among hosts in hypervisor fabrics.
In Pictures: 10 things we love about Windows Server 2012 R2