Technical and commercial comparison of Citrix XenServer and VMware
Just a few years ago, when you where looking for server virtualization solutions you had
limited options. The server virtualization market has entered a new phase, where
powerful and capable solutions such as Citrix XenServer and Microsoft Hyper-V offer a compelling and feature-rich alternative to VMware.
As this white paper shows, XenServer surpasses VMware in a number of areas—including its open architecture,performance, storage integration and total cost of ownership.
I suggest you have a look at it!