Intel 80486DX2 66 MHz or a compatible CPU with a math coprocessor[39] (Pentium processor recommended)
16 MB of RAM (24 MB recommended, it is possible to run on 8 MB machines with /nm option used during the installation process)
At least 500 MB of disk space. The amount of space required depends on the installation method and the components selected, but virtual memory and system utilities as well as drivers should be taken into consideration.
Upgrading from Windows 95 (FAT16) or 3.1 (FAT): 140–400 MB (typically 205 MB).
New installation (FAT32): 140–255 MB (typically 175 MB).
VGA or higher resolution monitor (640×480)
CD-ROM or DVD-ROM drive (floppy install is possible but slow)
Microsoft Mouse or compatible pointing device (optional).