2.3 Software and hardware requirements

LispWorks 7.1 supports Macintosh computers containing Intel CPUs.

An overview of system requirements is provided in the table System requirements on Mac OS X. The sections that follow discuss any relevant details.

System requirements on Mac OS X
Product	Hardware Requirements	Software Requirements
LispWorks (32-bit) for Macintosh	Intel processor. 170MB of disk space including documentation.	Mac OS X version 10.5.x or higher GTK+ 2 (version 2.4 or higher) if you want to run the GTK+ GUI. Open Motif 2.3 and Imlib2 1.4.9 if you want to run the deprecated Motif GUI.
LispWorks (64-bit) for Macintosh	Intel processor. 194MB of disk space including documentation	Mac OS X version 10.5.x or higher GTK+ 2 (version 2.4 or higher) if you want to run the GTK+ GUI. Open Motif 2.3 and Imlib2 1.4.9 if you want to run the deprecated Motif GUI.

LispWorks Release Notes and Installation Guide - 19 Oct 2017