Codex Gamicus

IBM Windows 1.04 is a 16-bit graphical operating system developed by IBM and released to the public on May 27 1987. It runs as a graphical shell on top of an existing MS-DOS installation. This OEM release of Windows 1.04 added VGA graphics support, PS/2 mouse support, MCGA support, and support for the 8514/A display driver. It was released on three 720 KB 3.5" floppy disks.

Minimum Specifications[]

MS-DOS MS-DOS Minimum/Recommended Specifications
Minimum Specifications Recommended Specifications
Operating System MS-DOS 2.0
CPU Intel-logo.svg 8088 CPU Intel-logo.svg 80286
RAM 192 KB