Source : Free On-Line Dictionary of Computing

SPARC Xterminal 1
     
         {Sun}'s lowest cost networked {Unix} desktop, it is
        board-upgradeable to a {SPARC 4}.  It comes with a choice of
        {frame buffers}: 8-bit colour, {Turbo GX}, or Turbo GX plus.
        This product was expected to replace the {SPARCclassic X}.  UK
        availability was planned for March 1995.
     
        (1995-02-08)