NCR Tower 1632          No Unisys Equivalent
NCR Tower MiniTower/XP  Unisys U5000/20
NCR Tower 32/200                        68020 16.67MHz 2mb
NCR Tower 32/400        Unisys U5000/30 68020
NCR TOWER 32/450        Unisys U5000/35 68020 25MHz 32k cache
NCR Tower XP            Unisys U5000/40 68010
NCR Tower 32/600        Unisys U5000/50 68020
NCR Tower 32/650        Unisys U5000/55 68020 25MHz 32k cache
NCR Tower 32/800                                     4x68020
NCR Tower 32/850                                     6x68020 8-16mb

                        Unisys U5000/85 68020 25MHz  Arete
                        
Installation Guide                UP-12693
Planning Guide                    UP-11768
Programming Guide                 UP-11221
Installation and Planning Guide   UP-12694
User Reference Manual Volume 2    UP-11760