Windows Server Standard vs Datacenter: licence cost by VM count, 2 x 16 core hostUSD, list prices retrieved 2026-10-11. Break-even at 11 VMs per host.

• 2 sockets x 16 cores = 32 core licences per host. Standard covers 2 VMs per full licensing.
• More VMs need the host relicensed for each extra set of two VMs (stacking). Datacenter has no VM limit.
• Perpetual Microsoft suggested MSRP per 16-core pack, USD, retrieved 2026-10-11: Standard 1,176, Datacenter 6,771.
• Core licences are priced pro rata from the 16-pack (Microsoft says eight 2-packs and one 16-pack cost the same).
• Excluded: CALs, Software Assurance, volume discounts, failover headroom. Prices vary by country.