MGI System Requirements Macintosh To successfully run MGI on Macintosh, we recommend the following: 4D's WebSTAR 3.02 or higher (WebSTAR version 4.4 is recommended). System 8.1 or higher (9.1 is recommended). Minimum 5 MB of free RAM with additional allocation as needed for additional concurrent threads. Since MGI is allocated memory directly from the web server according to the number of concurrent threads available for processing, the best performance will be achieved with sufficient memory dedicated to the web server. We recommend a minimum of 80 MB of RAM total for the web server. Minimum of 5 megs free hard drive space. Additional hard drive space needed for files created by MGI such as databases in the MGI Files folder. Windows To successfully run MGI on Windows, we recommend the following: Windows NT 4.0 Server running Internet Information Server 4.0 OR Windows 2000 Professional or Server running Internet Information Server 5.0 Sufficient RAM for IIS. Minimum of 5 megs free hard drive space. Additional hard drive space needed for files created by MGI such as databases in the MGI Files folder.