Sun-3 Workstation <computer> A {Unix} {workstation} produced by {Sun Microsystems, Inc.} in the 1980s, based on the {Motorola 68020}. Successor to the {Sun-2 Workstation}, followed by the {Sun-4 Workstation}. The Sun-3 had a custom {MMU}. A couple of mutant models used an entirely different architecture. [Details? Dates?] (2001-03-11)