DOS 6.22 or greater (for Windows 95), 486DX2/66 (for DOS) Intel Pentium 60MHz (for Windows 95), 25MB Hard Drive space or greater, 8MB RAM (16MB strongly recommended for Windows 95), 2X Speed CD-ROM (for DOS), 4X Speed CD-ROM (for Windows 95), VESA 1.2 compatible, 1MB SVGA video card (for DOS), DirectX 3 compatible video card and DirectX 3 compatible sound card (for Windows 95), 100% compatible Microsoft mouse and driver.