Windows Server Hyper-V RC1
Got to say I am very excited about the eminent release of Hyper-V to Windows Server 2008. I have been running Windows Server 2008 on the machine for a while and it continues to impress.
Hyper-V is one of those technologies is really going to help customers achieve a number of cost reductions in their organizations ranging from Data Center space to carbon reductions.
Check out the article from eWeek on their Lab tests of Hyper-V.
https://www.eweek.com/c/a/Infrastructure/eWEEK-Labs-Tests-Microsofts-HyperV-RC1/