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ThinkServer Software: Microsoft

Choose the Best Operating System for Your Server

Pair your ThinkServer rack or tower server with trusted operating system solutions from Microsoft—tested and proven for compatibility. Whether you're a fast-growing small business or a demanding large enterprise, Lenovo offers Microsoft server OS, factory preloaded or as reseller option kit.

R2 Editions

  • Windows Server 2012 R2

    ThinkServer Software: MicrosoftWindows Server 2012 R2

    Windows Server 2012 R2

    ThinkServer systems power business-critical deployments with world-class quality and innovation. Microsoft server software delivers productivity and efficiency throughout your business. The combination of Lenovo ThinkServer and Microsoft Windows Server 2012 R2 will help you deliver and manage a cost-effective IT infrastructure—both physical and virtual. Windows Server 2012 R2 also helps you provide users with secure access from almost any place and any device, giving them the flexibility to stay productive while on the go.

    Beyond Server Virtualization

    Windows Server 2012 R2 offers a dynamic, multitenant infrastructure to help you scale and secure workloads and build a private cloud. Windows Server 2012 R2 can help you provide:

  • Live Migration—Improve VM availability with the ability to concurrently migrate an unlimited number of VMs
  • Network Health Detection—Detect connectivity problems with Hyper-V on a protected virtual network. Automatically migrates VMs to a server where the network is available
  • Software Defined Networking—Create network isolation without expensive changes to physical infrastructure
  • Improve Storage Efficiency

    Improve storage availability, reduce costs, and improve performance.

  • Keep database and VMs available with SMB 3.0
  • Reduce file storage requirements with enhanced data deduplication
  • Create pools of storage resources and get faster access to data with automatic storage tiering
  • Network Infrastructure Resilience

    Improve the reliability and scalability of your network.

  • Improve fault tolerance and throughputs through network teaming
  • Keep clients connected with DHCP failover
  • Lenovo tower server ThinkServer TS440
  • R2 Editions & Downgrade Kits

    ThinkServer Software: MicrosoftR2 Editions & Downgrade Kits

    PDFThinkServer OS & Virtualization Options Datasheet

    ThinkServer Service & Support

    Windows Server 2012 R2 EditionsBest Suited For
    Windows Server 2012 R2 Datacenter
    Highly virtualized datacenter and cloud environments
    Windows Server 2012 R2 Standard
    Physical or minimally virtualized environments
    Windows Server 2012 R2 Essentials
    Small businesses with up to 25 users and 50 devices
    Windows Server 2012 R2 Foundations
    Small businesses with up to 15 users on single-socket servers

    Windows Server Downgrade Kits

    OfferingsDescription
    Windows Server Datacenter 2012 downgradable to:
    • Windows Server 2008 R2 Datacenter
    • Windows Server 2008 R2 Enterprise
    • Windows Server 2008 R2 Standard
    • All downgrades require proof of Lenovo purchase & Windows Server 2012 license.
    Windows Server Standard 2012 downgradable to:
    • Windows Server 2008 R2 Enterprise
    • Windows Server 2008 R2 Standard
    • All downgrades require proof of Lenovo purchase & Windows Server 2012 license.
Windows Server 2012 R2
Beyond Server Virtualization
Live migration, network health detection, software defined networking
Storage Efficiency
SMB 3.0, reduced storage requirements, data deduplication, automatic storage tiering
Network Resilience
Network teaming, DHCP failover
Lenovo - Reason 5

RELIABILITY.

All Lenovo systems must pass our rigorous reliability standards and are stress tested for endurance. Many of our notebooks even pass eight military specs for ruggedness under extreme hot, cold, humid, or dusty conditions.

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