Hyper-V updates & Server release

Hyper-V Server has been released, it is a seperate product from the Hyper-V included in Windows Server 2008. It is available for download now (for free), link here. Table below illustrates the differences

Virtualization Needs

Microsoft Hyper-V Server 2008

Windows Server 2008 Standard

Windows Server 2008 Enterprise

Windows Server 2008 Datacenter

Server Consolidation

Available Available Available Available

Test and Development

Available Available Available Available

Mixed OS Virtualization (Linux and Windows)

Available Available Available Available

Local Graphical User Interface

Available Available Available

High Availability—Clustering

Available Available

Quick Migration

Available Available

Large Memory Support (Host OS) > 32 GB RAM

Available Available

Support for > 4 Processors (Host OS)

Available Available

Ability to Add Additional Server Roles

Available Available Available

Virtualization Rights per Server License

Each VM Guest requires a server license

1 Physical + 1 VM

1 Physical + 4 VMs

1 Physical + Unlimited VMs

 

There has also been an update to the Hyper-V in Windows Server 2008 to allow for 192 supported guest VMs on a single host as well as support for upcoming 6 core CPUs among other things. KB Article and download package