Silicon Graphics, Inc.(SGI) Manufacturer of {workstations} and {software} for {graphics} and {image processing}. SGI was founded by {Dr. James H. Clark}, who left some time before May 1994 to head {Mosaic Communications Corporation}. Quarterly sales $433M, profits $44M (Aug 1994). {(http://www.sgi.com/)}. (1994-09-26)