10 Planning, Installing, and Managing the IBM System x3950 M21.2.1 Finding country-specific model informationFor the specific models available in your country, consult one of the followingsources of information: Announcement letters; search for the machine type (such as 7141):http://www.ibm.com/common/ssi/ Configuration and Options Guide (COG) for System x:http://www.ibm.com/support/docview.wss?uid=psg1SCOD-3ZVQ5WDirect link to COG page for the System x3850/3950 M2 servers:http://www.ibm.com/systems/xbc/cog/x3850m2/x3850m2aag.html IBM BladeCenter and System x Reference Sheets (xREF):http://www.redbooks.ibm.com/xref1.2.2 x3850 M2 model informationThe model numbers of the x3850 M2 are listed in Table 1-1.Table 1-1 Models of x3850 M2Models Description7141-nRc Standard models of x3850 M2 with dual-core or quad-core Xeon7200 and Xeon 7300 (Tigerton) processors7141-3Hc Integrated hypervisor models of x3850 M2 with Xeon E7330(Tigerton) processors. See 1.5, “Integrated virtualization: VMwareESXi” on page 19.7233-nRc Standard models of x3850 M2 with quad-core and six-core Xeon7400 (Dunnington) processors7233-4Hc Integrated hypervisor models of x3850 M2 with quad-core XeonE7440 (Dunnington) processors. See 1.5, “Integrated virtualization:VMware ESXi” on page 19.