Microsoft Windows Server 2025 Datacenter (16-core license)

Microsoft Windows Server 2025 Datacenter is the flagship server operating system release from Microsoft, achieving general availability in late 2024. Built on an updated kernel aligned with Windows 11 24H2, it introduces significant advances in security, hybrid cloud integration, and software-defined networking. The Datacenter edition with a 16-core license (P46198-B21) is engineered for organizations operating high-density physical and virtualized infrastructure, providing unlimited Windows Server virtual machine (VM) rights on a licensed host and full access to all Datacenter-exclusive features including Storage Spaces Direct, Software Defined Networking (SDN), and Shielded VMs.

Windows Server 2025 Datacenter introduces several architectural enhancements over its predecessor. Hotpatching support has been extended to on-premises deployments for the first time, allowing security updates to be applied to running systems without a reboot when subscribed through Azure Arc, reducing planned maintenance windows substantially. The release also delivers SMB over QUIC improvements, Active Directory schema updates supporting improved security posture, Delegated Managed Service Accounts (dMSA), and NVMe storage performance optimizations. Enhanced support for AMD SEV-SNP and Intel TDX Confidential Computing workloads makes this release particularly relevant for regulated industries handling sensitive data at scale.

This 16-core license pack is the standard incremental licensing unit for Windows Server 2025 Datacenter. Physical hosts must be licensed for all physical cores, with a minimum of 16 cores per server and 8 cores per physical processor, using these packs in combination to meet the full core count of the target hardware. The license is perpetual and is commonly deployed as part of broader datacenter modernization, consolidation, or migration programs targeting Windows Server 2012/2016 end-of-support transitions.

Ideal for

• High-density Hyper-V virtualization hosts requiring unlimited Windows Server guest VM rights without per-VM licensing overhead
• Software-Defined Datacenter (SDDC) deployments leveraging Storage Spaces Direct (S2D) and SDN for hyperconverged infrastructure across on-premises clusters
• Regulated workloads in finance, healthcare, and government requiring Shielded VMs, Virtualization Based Security (VBS), and Confidential Computing support via AMD SEV-SNP or Intel TDX
• Hybrid cloud integration scenarios using Azure Arc to manage on-premises servers with cloud-native governance, policy enforcement, and hotpatch update management
• Active Directory domain services infrastructure modernization, including migration to updated AD schema features and Delegated Managed Service Accounts (dMSA) for improved credential hygiene
• Enterprise file and storage services leveraging SMB over QUIC for secure remote access without VPN dependencies and NVMe-optimized storage stack performance

Technical specifications

Available from Omnixon Global. Submit an RFQ and our team will confirm configuration and availability for your order.