: You must license all physical cores in a server. There is a minimum requirement of 8 core licenses per processor and 16 core licenses per server .
: Licenses are generally sold in packs of 2 or 16. how to buy windows server
: In addition to the server license, you must purchase a CAL for every user or device that accesses the server software. 3. Select a Purchase Channel : You must license all physical cores in a server
Most modern versions (like Windows Server 2022 and 2025) use a model rather than a per-processor model: how to buy windows server
: Ideal for highly virtualized data centers and cloud environments. It provides unlimited virtualization rights on a single licensed host. 2. Understand the Licensing Model