Windows 2008 – Roles Defined…
The windows 2008 server version will be released in February 27th as what Microsoft has said in their offical website. They will launch it in an event in Los Angeles. Check it out at Windows Server blog.
They will launch it together with Windows Visual Studio 2008 and also Windows SQL server 2008. There will be 5 versions of windows server 2008 with Hypervisor and 3 versions without the virtualization mode which was previously called Viridian.
Below is a simple diagram that shows the difference in versions. So stay tune for more updates.

very interesting, but I don’t agree with you
Idetrorce