Minimum software and hardware requirements to install and run CMS IntelliCAD 8.1 and older versions:

Microsoft® Windows 8.x, Windows 7, Windows Vista®, including 32-bit and 64-bit.

For 32-bit operating systems, install the 32-bit version of IntelliCAD.

For 64-bit operating systems, install either the 32-bit or 64-bit version of Intel­liCAD. The 64-bit version of IntelliCAD runs slightly faster, but can use all available system memory to handle large drawing files. IntelliCAD 32-bit can only access up to 3GB of RAM on 32-bit operating systems.

Intel® Pentium® 4 or comparable, faster processor recommended.

2 gigabytes (GB) of RAM minimum for 64-bit Windows 10, 8 and Windows 7.

500MB of free hard disk space recommended for typical installation.

1024 x 768 VGA or higher resolution, video adapter, and monitor.

Graphics card compatible with OpenGL Version 1.4 or higher.

Keyboard and mouse, or other pointing device.

CD-ROM or DVD drive for installation, if installing from a CD or DVD.

Additional system requirements to install and run CMS IntelliCAD 8.2 and following:

2 gigabytes (GB) of RAM minimum for 64-bit Windows 10, 8 and Windows 7.

2 gigabytes (GB) of free hard disk space recommended for typical installation.

1024 x 768 VGA or higher resolution, video adapter, and monitor.

Dedicated graphics device with dedicated memory is recommended.

64-bit Microsoft® Windows 10, 8.x, Windows 7.

If facing graphics issues running on-board Intel HD Graphics Devices (4000 or older) then maintain the software license by upgrading to the most recent CMS IntelliCAD version.