Windows Server 2008 Hyper-V vs. Hyper-V Server 2008

Last summer, I wrote a post to help people understand the various versions of Hyper-V and now that Hyper-V Server has been launched, it’s got even more confusing.

The following table is lifted from the Microsoft website and should help to clear up which version of Hyper-V Server or Windows Server with the Hyper-V role enabled will allow various functionality:

Requirement Hyper-V Server 2008 Windows Server 2008 Standard Edition Windows Server 2008 Enterprise Edition Windows Server 2008 Datacenter Edition
Server consolidation Yes Yes Yes Yes
Test and development Yes Yes Yes Yes
Mixed operating system virtualisation (Windows and Linux) Yes Yes Yes Yes
Local Graphical User Interface Yes Yes Yes
High availability clustering Yes Yes
Quick migration Yes Yes
Large memory support (host >32GB RAM) Yes Yes
Support for >4 processors (host) Yes Yes
Ability to add further server roles Yes Yes Yes
Virtualisation rights (per assigned server license) Each guest should be licensed independently of the host 1 physical and 1 virtual 1 physical and 4 virtual 1 physical and unlimited virtual

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