Legacy Update: Get back online, activate, and install updates on your legacy Windows PC

Download the service pack 1 for Microsoft Virtual Server 2005 R2 Enterprise Edition. Virtual Server 2005 R2 SP1 is a cost-effective and well supported server virtualization technology for the Windows Server System™ platform. As a key part of any server consolidation strategy, Virtual Server increases hardware utilization and enables organizations to rapidly configure and deploy new servers.

• Microsoft Virtual Server 2005 R2 SP1 is an ideal, production-quality server for consolidating multiple workloads onto a physical server, allowing organizations to make more efficient use of their hardware resources. Built upon Microsoft Virtual Server 2005 R2 Enterprise Edition and bolstered with new functionality, Virtual Server 2005 R2 SP1 enables IT organizations to enhance their administrative productivity and rapidly deploy new servers to address changing business needs through automated deployment and configuration of connected virtual machines that are easily administered with standard server management tools. Microsoft® Virtual Server 2005 R2 SP1 now provides improved performance for non-Windows guest operating systems by leveraging hardware-assisted virtualization, high availability for both planned and unplanned downtime, and improved support for backup and disaster recovery. Virtual Server 2005 R2 SP1 is an extensively tested and well supported virtualization solution that is supported both by the broader ISV community and by Microsoft in conjunction with its server operating systems and applications.
  
  Because it is part of the Microsoft Windows Server System, Virtual Server 2005 R2 is designed to integrate seamlessly with your other server infrastructure investments. For more information about Virtual Server 2005 R2 SP1, see the Virtual Server Product Overview page.
  
  In addition to the license terms of this downloaded software, you are also granted rights to use the software to provide hosted services. End customers receiving this software service are not required to obtain their own Microsoft software licenses. End customers receive the right to interact with functionalities of Microsoft software through the services of the provider's hosted environment.

Files

Status: Deleted This download is no longer available on microsoft.com. The downloads below are archives provided by the Internet Archive Wayback Machine from the Microsoft Download Center prior to August 2020.

File	Size
32-BIT/setup.exe SHA1: f8b6f6f69d4d490e5a43dfb8c2a0f6c5de184495	38.75 MB
64-BIT/setup.exe SHA1: 3ac27716c0cc73826f96995961c1137de4b27ff6	41.33 MB

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  • Supported Host Operating Systems :
    • Windows Server 2003 Standard SP2
    
    
    • Windows Server 2003 Enterprise SP2
    
    
    • Windows Server 2003 Datacenter SP2
    
    
    • Windows Server 2003 Standard R2
    
    
    • Windows Server 2003 Enterprise R2
    
    
    • Windows Server 2003 Datacenter R2
    
    
    • Windows Server 2003 Standard SP1
    
    
    • Windows Server 2003 Enterprise SP1
    
    
    • Windows Server 2003 Datacenter SP1
    
    
    • Windows Server 2003 Standard x64 SP2
    
    
    • Windows Server 2003 Enterprise x64 SP2
    
    
    • Windows Server 2003 Datacenter x64 SP2
    
    
    • Windows Server 2003 Standard x64
    
    
    • Windows Server 2003 Enterprise x64
    
    
    • Windows Server 2003 Datacenter x64
    
    
    • Windows Server 2003 Standard x64 R2
    
    
    • Windows Server 2003 Enterprise x64 R2
    
    
    • Windows Server 2003 Datacenter x64 R2
    
    
    • Windows Small Business Server 2003 Standard R2
    
    
    • Windows Small Business Server 2003 Premium R2
    
    
    • Windows Server 2008 Beta 3 (non-Production only)
    
    
    • Windows XP Professional SP2 (non-Production only)
    
    
    • Windows XP Professional x64 Edition (non-Production only)
    
    
    • Windows Vista Ultimate (non-Production only)
    
    
    • Windows Vista Business (non-Production only)
    
    
    • Windows Vista Enterprise (non-Production only)
    
    
  
  
  
  • Processor : Intel Celeron, Pentium III, Pentium 4, Xeon; AMD Opteron, Athlon, Athlon 64, Athlon X2, Sempron, Duron Core DUO, or Duron Core 2 DUO processor
  
  
  
  • Minimum CPU speed : 550 MHz
  
  
  
  • RAM : Minimum of 256 MB of RAM (512 MB or more is recommended. Additional memory will be required for each guest operating system)
  
  
  
  • Required Available disk space: 2GB of available hard disk space (additional disk space needed for each guest operating system)
  
  

• Note: You must have administrative rights on the computer to install Virtual Server 2005 R2 SP1.
  
  Step 1: Download and install Windows Installer 3.0.
  Note: If you are running Windows Server 2003 Service Pack 1 (SP1) or Windows XP SP2, you already have Windows Installer 3.0.
  
  
  Step 2 Choose the correct architecture (32-bit or 64-bit) for your computer and download the appropriate Setup.exe. Once you have completed the download, double-click Setup.exe file to begin the installation process file.
  
  
  Step 3: Follow the installation instructions provided in the Getting Started Guide.