Windows Server 2008

    Version

    Limit in 32-bit       

    Limit in 64-bit

    Windows Server 2008 Datacenter 

    64 GB

    2 TB

    Windows Server 2008 Enterprise

    64 GB

    2 TB

    Windows Server 2008 Standard

    4 GB

    32 GB

    Windows Server 2008 for Itanium-Based       

    Not applicable

    2 TB

    Windows Web Server 2008

    4 GB

    32 GB



    Windows Vista

    Version

    Limit in 32-bit        

    Limit in 64-bit

    Windows Vista Ultimate

    4 GB

    128 GB

    Windows Vista Enterprise

    4 GB

    128 GB

    Windows Vista Business

    4 GB

    128 GB

    Windows Vista Home Premium                   

    4 GB

    16 GB

    Windows Vista Home Basic

    4 GB

    8 GB

    Windows Vista Starter

    1 GB

    Not applicable



    Windows Server 2003

    Version

    Limit in 32-bit        

    Limit in 64-bit

    Datacenter Edition SP2

    128 GB
    64 GB with 4GT

    2 TB

    Enterprise Edition SP2

    64 GB

    2 TB

    Storage Server 2003, Enterprise Edition       

    8 GB

    Not applicable

    Storage Server 2003

    4 GB

    Not applicable

    Datacenter Edition R2
    Datacenter Edition SP1

    128 GB
    16 GB with 4GT

    1 TB

    Enterprise Edition R2
    Enterprise Edition SP1

    64 GB
    16 GB with 4GT

    1 TB

    Standard Edition R2
    Standard Edition SP1

    4 GB

    32 GB

    Datacenter Edition

    128 GB
    16 GB with 4GT

    512 GB

    Enterprise Edition

    32 GB
    16 GB with 4GT

    64 GB

    Standard Edition

    4 GB

    16 GB

    Web Edition

    2 GB

    Not applicable

    Small Business Server 2003

    4 GB

    128 GB

    Compute Cluster Server 2003

    Not applicable

    32 GB



    Windows XP

    Version

    Limit in 32-bit       

    Limit in 64-bit

    Windows XP

    4 GB

    128 GB

    Windows XP Starter Edition                       

    512 MB

    Not applicable


    Posted by sybd