{"product_id":"microsoft-windows-server-2025-datacenter","title":"Microsoft Windows Server 2025 Datacenter","description":"\u003cp\u003e\u003cstrong\u003eMicrosoft Windows Server 2025 Datacenter\u003c\/strong\u003e is the edition built for heavily virtualised hosts and private clouds. It gives you unlimited virtual machines on the licensed server, plus Storage Spaces Direct, software-defined networking and shielded VMs. Buy a genuine \u003cstrong\u003eWindows Server 2025 Datacenter license key\u003c\/strong\u003e and activate the newest Long-Term Servicing Channel release, supported by Microsoft into 2034.\u003c\/p\u003e\u003ch2\u003eWhat Does Datacenter Add Over Standard?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnlimited virtual machines\u003c\/strong\u003e — run as many Windows Server VMs and Hyper-V containers as the host can handle. Standard covers only two.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Spaces Direct\u003c\/strong\u003e — build hyperconverged clusters from local disks, with no SAN required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoftware-defined networking\u003c\/strong\u003e — Network Controller, virtual networks and software load balancing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShielded VMs and Host Guardian Service\u003c\/strong\u003e — protect VMs from compromised or rogue host admins.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnrestricted Storage Replica\u003c\/strong\u003e — Standard is limited to one partnership and a single volume of up to 2 TB.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat's New in Windows Server 2025\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHotpatching\u003c\/strong\u003e through Azure Arc, so most security updates install without a reboot (a paid Azure Arc subscription).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive Directory upgrades\u003c\/strong\u003e — new functional levels, a 32K database page size and delegated Managed Service Accounts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSMB security\u003c\/strong\u003e — signing required by default, SMB over QUIC and brute-force rate limiting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGPU partitioning in Hyper-V\u003c\/strong\u003e — share one physical GPU across several VMs, including live migration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNVMe storage performance\u003c\/strong\u003e improvements across Storage Spaces Direct and ReFS.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDatacenter or Standard? The VM Break-Even\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eWorkload\u003c\/th\u003e\n\u003cth\u003eBest edition\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhysical server, or up to 2 VMs\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/pt\/products\/windows-server-2025-standard\"\u003eWindows Server 2025 Standard\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoughly 4–6 VMs or more on one host\u003c\/td\u003e\n\u003ctd\u003eDatacenter (cheaper per VM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHyperconverged cluster (Storage Spaces Direct)\u003c\/td\u003e\n\u003ctd\u003eDatacenter only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShielded VMs, SDN, private cloud\u003c\/td\u003e\n\u003ctd\u003eDatacenter only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003eMicrosoft's \u003ca href=\"https:\/\/learn.microsoft.com\/en-us\/windows-server\/get-started\/editions-comparison\" target=\"_blank\" rel=\"noopener\"\u003eofficial editions comparison\u003c\/a\u003e lists every feature difference.\u003c\/p\u003e\u003ch2\u003eLicensing and Support Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLicensing model:\u003c\/strong\u003e per physical core, with a minimum of 16 cores per server and 8 per processor. Servers with more cores need additional core licences.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLicence type:\u003c\/strong\u003e one-time purchase, no subscription.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupport:\u003c\/strong\u003e mainstream support until November 13, 2029 and security updates until November 14, 2034, according to \u003ca href=\"https:\/\/learn.microsoft.com\/en-us\/lifecycle\/products\/windows-server-2025\" target=\"_blank\" rel=\"noopener\"\u003eMicrosoft's lifecycle page\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eHow to Install and Activate\u003c\/h2\u003e\u003col\u003e\n\u003cli\u003eDownload the Windows Server 2025 ISO from the \u003ca href=\"https:\/\/www.microsoft.com\/en-us\/evalcenter\/evaluate-windows-server-2025\" target=\"_blank\" rel=\"noopener\"\u003eMicrosoft Evaluation Center\u003c\/a\u003e and install the \u003cstrong\u003eDesktop Experience\u003c\/strong\u003e or \u003cstrong\u003eServer Core\u003c\/strong\u003e option.\u003c\/li\u003e\n\u003cli\u003eEvaluation installs must be converted before a retail key will activate. Open an elevated Command Prompt and run: \u003ccode\u003eDISM \/Online \/Set-Edition:ServerDatacenter \/ProductKey:XXXXX-XXXXX-XXXXX-XXXXX-XXXXX \/AcceptEula\u003c\/code\u003e, then restart when prompted.\u003c\/li\u003e\n\u003cli\u003eIf the server is already a full (non-evaluation) installation, enter the key under \u003cstrong\u003eSettings → System → Activation\u003c\/strong\u003e or run \u003ccode\u003eslmgr \/ipk\u003c\/code\u003e followed by \u003ccode\u003eslmgr \/ato\u003c\/code\u003e.\u003c\/li\u003e\n\u003cli\u003eActivation is online, so make sure the server is connected to the internet.\u003c\/li\u003e\n\u003c\/ol\u003e\u003cp\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e an evaluation edition that has already been promoted to a domain controller can't be converted with DISM. Convert first, then promote, or demote it before converting.\u003c\/p\u003e\u003ch2\u003eDo You Need Client Access Licences?\u003c\/h2\u003e\u003cp\u003eYes. The server licence lets you run Windows Server; every user or device that connects to it also needs a Windows Server CAL. If people will use Remote Desktop to run apps or desktops on the server, each user or device additionally needs an RDS CAL, such as our \u003ca href=\"\/pt\/products\/device-cal-for-windows-server-2022-remote-desktop-services-rds\"\u003eRDS Device CALs\u003c\/a\u003e.\u003c\/p\u003e\u003ch2\u003eWhy Buy From MicrosoftSoftwareSwap?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e30-day money-back guarantee\u003c\/strong\u003e — if the key does not work for you, request a refund within 30 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifetime replacement warranty\u003c\/strong\u003e — if an activated key ever stops working, we replace it free of charge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstant email delivery\u003c\/strong\u003e — key and activation instructions by email, usually within minutes, plus an invoice for your records.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree 24\/7 support\u003c\/strong\u003e by email and Discord, including activation and edition conversion help.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWindows Server 2025 Datacenter FAQ\u003c\/h2\u003e\u003ch3\u003eDoes one licence really cover unlimited VMs?\u003c\/h3\u003e\u003cp\u003eYes, on the physical server whose cores are fully licensed. If a VM moves to another host, that host must also be licensed.\u003c\/p\u003e\u003ch3\u003eHow many cores does the licence cover?\u003c\/h3\u003e\u003cp\u003eWindows Server is licensed per physical core, with a 16-core minimum per server. Count physical cores, not threads, and license every core in the server.\u003c\/p\u003e\u003ch3\u003eCan I use a Datacenter key on a Standard installation?\u003c\/h3\u003e\u003cp\u003eYes, if you convert the edition with DISM first. Entering a Datacenter key directly on a Standard install returns an edition-mismatch error.\u003c\/p\u003e\u003ch3\u003eIs Datacenter: Azure Edition the same product?\u003c\/h3\u003e\u003cp\u003eNo. Azure Edition runs only on Azure or Azure Local and is licensed differently. This key is for regular Windows Server 2025 Datacenter.\u003c\/p\u003e\u003ch3\u003eNeed a database server too?\u003c\/h3\u003e\u003cp\u003ePair Datacenter with \u003ca href=\"\/pt\/products\/microsoft-sql-server-2025-standard\"\u003eSQL Server 2025 Standard\u003c\/a\u003e for business databases running on your VMs.\u003c\/p\u003e\u003cp\u003eOrder your \u003cstrong\u003eWindows Server 2025 Datacenter key\u003c\/strong\u003e today and build your virtualisation host on Microsoft's newest server platform.\u003c\/p\u003e","brand":"Microsoft","offers":[{"title":"Default Title","offer_id":45701156569223,"sku":null,"price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/9943\/7191\/files\/server-2022-standard-3.png?v=1787927909","url":"https:\/\/microsoftsoftwareswap.com\/pt\/products\/microsoft-windows-server-2025-datacenter","provider":"MicrosoftSoftware Swap","version":"1.0","type":"link"}