Windows Server® 2008 Standard 32-bit Windows Server® 2008 Enterprise 32-bit Windows Server® 2008 Standard without Hyper-V™ 32-bit Windows Server® 2008 Enterprise without Hyper-V™ 32-bit Windows Server® 2008 Standard Windows Server® 2008 Enterprise Windows Server® 2008 Standard without Hyper-V™ Windows Server® 2008 Enterprise without Hyper-V™ Windows Server® 2008 for Itanium-based Systems (SP2を含む) Windows Server® 2008 R2 Standard Windows Server® 2008 R2 Enterprise Windows Server® 2008 R2 Datacenter Windows Server® 2003, Standard Edition (SP1・R2・SP2を含む) Windows Server® 2003, Enterprise Edition (SP1・R2・SP2を含む) Windows Server® 2003, Standard x64 Edition (R2・SP2を含む) Windows Server® 2003, Enterprise x64 Edition (R2・SP2を含む) Windows Server® 2003, Enterprise Edition for Itanium-based Systems(SP1・SP2を含む)