: 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
Most modern versions (like Windows Server 2022 and 2025) use a model rather than a per-processor model: : You must license all physical cores in a server
Before buying, ensure your hardware meets the minimum specs for the latest version (Windows Server 2025): : 1.4 GHz 64-bit (8-core CPU minimum recommended). RAM : 2 GB (minimum) to 16 GB+ for production workloads. Storage : 32 GB minimum disk space. how to buy windows server