System information variables
| Variable | Description |
|---|---|
| AdminUser | Installing user has Administrator privileges |
| ColorBits | Color depth of display in bits/pixel |
| COMPANYNAME | Name of the installing company |
| ComputerName | Computer network name |
| ComSpec | Command processor path |
| Date | Installation date formatted according to regional preferences |
| Intel | Intel CPU level |
| Intel64 | Intel/64 CPU level, if present |
| LogonUser | Name of the installing user |
| MsiAMD64 | AMD/64 CPU level, if present |
| MsiNetAssemblySupport | Target system supports .Net runtime assemblies |
| MsiNTProductType | Windows NT/2000/XP/2003/Vista product type |
| MsiNTSuiteBackOffice | BackOffice is installed |
| MsiNTSuiteDataCenter | DataCenter is installed |
| MsiNTSuiteEnterprise | A Windows Server edition is installed |
| MsiNTSuitePersonal | Running on a Windows Home edition (XP, Vista, and later) |
| MsiNTSuiteSmallBusiness | Small Business Server is installed |
| MsiNTSuiteSmallBusinessRestricted | Restricted Small Business Server is installed |
| MsiNTSuiteWebServer | Running on Windows Web edition |
| MsiWin32AssemblySupport | Target system supports Win32 assemblies |
| Msix64 | x64 CPU level, if present |
| PhysicalMemory | Size of physical memory in MB |
| PowerShell | Fully qualified path to the Windows PowerShell processor |
| PrimaryVolumePath | Volume containing the primary installation folder |
| PrimaryVolumeSpaceAvailable | Available disk space on primary installation volume |
| PrimaryVolumeSpaceRemaining | Remaining disk space on primary installation volume |
| PrimaryVolumeSpaceRequired | Required disk space on primary installation volume |
| Privileged | Installing user has elevated privileges |
| RegCLR2Version | Microsoft .Net 2.0 installed version |
| RegCLR35Version | Microsoft .Net 3.5 installed version |
| RegCLR3Version | Microsoft .Net 3.0 installed version |
| RegCLR4ClientVersion | Microsoft .Net 4.0 Client profile installed version |
| RegCLR4FullVersion | Microsoft .Net 4.0 Full profile installed version |
| RegCLR4Version | Microsoft .Net 4.0 Client or Full profile installed version |
| RegIEVersion | Microsoft Internet Explorer installed version |
| RegMDACVersion | Microsoft MDAC installed version |
| RegNTProductType | Windows NT old-style product type name |
| RegOrganization | Name of the registered organization |
| RegOwner | Name of the registered user |
| ScreenLPX | Logical resolution of display in pixels/inch, horizontal |
| ScreenLPY | Logical resolution of display in pixels/inch, vertical |
| ScreenX | Width of display in pixels |
| ScreenY | Height of display in pixels |
| ServicePackLevel | Service pack level of target system |
| ServicePackLevelMinor | Minor service pack level of target system |
| SystemLanguageID | Language ID of the default system language (decimal) |
| TerminalServer | Target system is running Terminal Server |
| Time | Installation time formatted according to regional preferences |
| USERNAME | Name of the installing user |
| UserSID | Security identifier of installing user |
| Version9X | Windows 9x version number |
| VersionCLR | .Net version number |
| VersionIE | Internet Explorer version number |
| VersionMDAC | MDAC version number |
| VersionMsi | MSI version number |
| VersionNT | Windows NT version number |
| VersionNT32 | Windows NT/32 version number |
| VersionNT64 | Windows NT/64 version number |
| VersionPS | Windows PowerShell version number |
| VersionTin | InstallMate version number |
| VirtualMemory | Size of virtual memory in MB |
| WindowsBuild | Windows build number |
| WindowsCore | Target system is a core (non-UI) installation of Windows |
| WindowsType | Windows product type number |
| XCopy | XCopy command line utility |