Windows Server 2008 R2 Standard SP1 OEM
STD - Windows Server 2008 R2 - Standard Server - Server Environment - 5 CALs Included - Supports up to 4 Physical Processors - 64-bit Version - 32GB Maximum Memory - Supports up to 1 Virtual Machines - OEM License - 50 IAS Connections - 250 RRAS Connections - 250 RDS Gateway Connections
Windows Server 2019 Standard (for max 24-Cores) OEM w/media and 0-CAL
Windows Server 2019 - Standard - Server Environment - 0 CALs Included - Supports up to 2 Physical Processors - 64-bit Version - OEM License - DVD Included - Supports up to 12 Cores per Processor (Max. 24 Cores)