Citrix XenServer leverages the full value of Intel’s newest chipset and completely supports both the 4- and 6-socket editions. VMware and Hyper-V can only support the 4-socket version. With this level of support and interoperability, Citrix was selected as a key launch partner for Intel’s recent release of their Xeon 7400 processor.
Lou Shipley, filmed onsite at our Bedford office, discusses our relationship with Intel and the value of Citrix XenServer working with latest Xeon processor.

http://www.intel.com/references/isv/video/Intel_Donnington_Citrix.wmv?iid=isv_sols+body+citrix_vid