. Lenovo 00FF247 - Microsoft Windows Server 2012 R2 Standard - Licence - 2 CPU 2 virtual machineWindows Server Standard 2012 R2 (2CPU/2VMs) - MultillanguageMust be purchased with one of the following System X Servers 5458E1G 7914E7G 5458EKG 7915E7G 5462E4G 5462E5G 5463E4G 5463E2Gindows Server 2012 Datacenter has the same features as Windows 2012 Standard – except in acquiring license for guest operation system in virtual machines. By using Windows Server 2012 Datacenter you can install an unlimited number of virtual instances of Windows Server 2012 in virtual machines using the host server. Windows Server 2012 Datacenter covers two CPUs. Because you will need to get license per CPU you will have to obtain another license(s) for other CPU(s). Provide excellent data storage solutions via industry standard hardwareCreate backup to protect server and client informationCarry full Remote Desktop Services that make it possible for users to link to virtual desktopsAllow staff who work through their mobiles to access and sync work files securely from the corporate server to their devicesAllow limitless number of users on condition that they have acquired CALs for every userDivide physical servers into two or several groups and make use of automatic failover to make sure of the availability of the servers in case of downtime whether planned or unplannedComprise centralized dashboard that allows the viewing or execution of task(s) in all servers through the Server ManagerInclude Remote Desktop Services and Active Directory Rights Management but you will need additional CALs to use these. .