MacOS Catalina will run on these Macintosh computers: MacOS Mojave requires at least 2 GB of RAM and at least 12.5 GB of available disk. Mac Pro: Late 2013 or newer Mid 2010 or Mid 2012 with a Metal-capable GPU.MacOS Mojave runs on the following Macintosh computers: MacOS High Sierra requires at least 2 GB of RAM and 14.3 GB of available disk space. MacOS High Sierra runs on the following Macintosh computers:
System requirements for macOS macOS High Sierra (10.13) See Software Downloads for more information on accessing the its-sfotware server.