Windows Server 2016 Datacenter for 16-Core OEM w/0-CAL
Windows Server 2016 - Datacenter - Server Environment - 0 CALs Included - Supports up to 64 Physical Processors - 64-bit Version - 4096GB Maximum Memory - Supports up to Unlimited Virtual Machines - OEM License - DVD Included - Supports up to 8 Cores per Processor (Max. 16 Cores)
Windows Server 2022 Datacenter - 2-Additional Core License (OEM)
Windows Server 2022 - Datacenter - Server Environment - Supports up to to 2-Core Physical Processors - OEM Additional License