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TABLE III

WORD LENGTH OF COMPUTING SYSTEM

* Based on this survey, all others based on 1961 survey
Word Length
Digits 		Arithmetic
Point 		Instructions
Per Word 		Addresses Per
Instruction 		System
Variable Fixed - - *Am 943
Variable Fixed - 1, 2 or 3 * AM 960
Variable Fixed 3 - BIZMAC I
Variable Fixed 3 - BIZMAC II
Variable Fixed - 3 * BURROUGHS B260/B270/B280
Variable Fixed - 3 * BURROUGHS B263/B273/B283
Variable Fixed 1 2 DIANA
Variable - - - FOSDIC
Variable Fixed - 2 IBM 305 RAMAC
Variable Fixed - 1 IBM 702
Variable Fixed - 1 IBM 705 I II
Variable Fixed - 1 IBM 705 III
Variable Fixed 1 1 or 2 *IBM 1401
Variable - - - IBM 1410
Variable Fixed - 2 * IBM 1440
Variable Fixed 1 1 or 2 * IBM 1460
Variable Fixed - 2 IBM 1620
Variable Fixed and Floating 1 2 * IBM 1620 Mod II
Variable Fixed 1 1 or 2 * IBM 1710
Variable Fixed and Floating 1 2 *IBM 7010
Variable Fixed - 1 IBM 7080
Variable Fixed 1 - 3 1 * NORDEN SCRIBE II
Variable Fixed - - * PDS 1020
Variable - - 1 * PDS 1068
Variable Fixed 1 1 - 4 * PHILCO 1000
Variable - Variable 1 RASTAC
Variable - 2 - RASTAD
Variable Fixed Variable 2 RCA 301
Variable Fixed Variable 2 RCA 501
Variable Fixed and Floating 1 or 2 V 1, 2 or 3 RCA 601
Variable - 1 - 3 V 1 SCRIBE
Variable Fixed - 1 * TELEREGISTER TELEFILE
Variable Fixed - 3 UNIVAC 60
Variable Fixed - 3 UNIVAC 120
Variable Fixed - 2 * UNIVAC 1004 8090
Variable Fixed - 1 * UNIVAC 1050
3 Dec - 0.5 H 1 AMOS IV
3 Dec Fixed 2 or 4 V 1 or 2 NATIONAL 315
10 Bin Fixed - 1 * CCC 6B4 TRAINER
12 Bin Fixed 1 1 CDC 160
12 Bin Fixed 1 or 2 1 *CONTROL DATA 160A
12 Bin Fixed 1 1 * NCR 310
13 Bin Fixed 1 1 RCA 300
13 Bin Fixed 1 1 SPEC
14 Bin Fixed 1, 2 or 3 V - LIBRASCOPE CP 209
3 Dec + 5 Bin Fixed - - NORDEN VOTE TALLY
15 Bin - - - *APOLLO
15 Bin Fixed 1 1 *DAYSTROM 636
15 Bin Fixed 1, 2 or 3 0, 1 or 2 *TRW 230 130 (AN/UYK-1)
15 Bin Fixed 1 1 *UNIVAC DIG TRNR
15 Bin Fixed 1 1 *UNIVAC 422 THUG COMP
16 Bin Fixed 0.5 H - BURROUGHS D 209
16 Bin - - - HRB SINGER
16 Bin Fixed - - *HYDAC 2000
16 Bin Fixed 1 1 WHIRLWIND II
17 Bin Fixed 1 2 HUGHES ADV AIRBORNE III
17 Bin Fixed 1 3 Mod HUGHES DIGITAIR
17 Bin Fixed 1 - *HUGHES HCM 301
3 or 5 Dec Fixed - 1 or 2 IBM 604
3 or 5 Dec Fixed - 1 or 2 IBM 607
3 or 5 Dec Fixed - 1 or 2 IBM CPC
17 Bin Fixed 1 1 LEPRECHAUN
18 Bin Fixed and Floating 1 1 HONEYWELL 290
18 Bin Fixed 1 1 *ITT 7300 Mod II
18 Bin Fixed 1 1, 2 or 4 LIBRASCOPE MK 38
18 Bin - 1 1 LINCOLN TX 0
18 Bin Fixed 1 1 PROGRAMMED DATA PROCESSOR
18 Bin Fixed 1 1 *PROGRAMMED DATA PROCESSOR 4
18 Bin Fixed 0.5 1 + 1 RW 300
18 Bin Fixed 1 1 *UNIVAC 1218
19 Bin Fixed 1 1 + 1 *CCC DDP 19
19 Bin Fixed 1 3 HUGHES D PAT
19 Bin Fixed 1 3 HUGHES LRI 7C
19 Bin Fixed 1 1 LIBRASCOPE MK 130
20 Bin Floating 1 1 BURROUGHS D 103
20 Bin Fixed 1 1 *CCC 6F2 TRAINER
20 Bin Fixed 1 1 *CCC 6F4 TRAINER
20 Bin Fixed - - CUBIC AIR TRAFFIC
20 Bin Fixed and Floating 1 1 * GE 200 BANK TRANSIT
20 Bin Fixed and Floating 1 1 *GE 215
20 Bin Fixed and Floating 1 1 *GENERAL ELECTRIC 225
20 Bin Fixed and Floating 1 1 *GE 235
20 Bin Fixed 1 1 + 1 GENERAL ELECTRIC 312
20 Bin Fixed 1 1 or 1 + 1 *GE 312 GARDE
20 Bin Fixed 1 1 *GE 412
20 Bin Fixed - - HAMPSHIRE CCC 500
20 Bin Fixed 2 1 HUGHES M 252
20 Bin - 0.5 1 MODAL 5014
20 Bin - - - RCA 200
6 Dec Fixed - 1 *CORRELATION COMP CC1
6 Dec Fixed 1 1 GENERAL ELECTRIC 210
6 Dec Fixed - 1 MODAL 404
6 Dec Fixed - 1 MODAL 414
21 Bin Fixed 1 1 over 1 *AERIS
21 Bin Fixed 1 1 *ASI 210
21 Bin Fixed 1 1 BURROUGHS D 201
21 Bin Fixed - - CUBIC TRACKER
21 Bin Fixed 1 1 *HUGHES HCM 101
21 Bin Fixed 1 or 0.5 1 or 1 + 1 LEEDS NORTHROP 3000
21 Bin Fixed 1 1 LITTON C 7000
21 Bin Fixed 1 1 SYLVANIA UDOFTT
22 Bin Fixed 1 1 BURROUGHS D 202
22 Bin Fixed 1 1 *DAYSTROM 046
22 Bin Fixed - - HAMPSHIRE TRTDS 932
22 Bin Fixed 1 4 LIBRASCOPE 407
22 Bin Fixed 1.5 3 + 1 *LIBRASCOPE L600
22 Bin Fixed 1 1 PACKARD BELL 250
22 Bin Fixed 1 1 or 1 + 1 PHILCO 3000
22 Bin Fixed 5 - STORED PROGRAM DDA
23 Bin Fixed 1 1 AN/ASQ 28 (v) MDC
7 Dec - - - GE 100 ERMA
24 Bin Fixed - 1 *AGDIC
24 Bin Fixed 1 1 ATHENA
24 Bin Fixed 1 1 + 1 BURROUGHS D 203
24 Bin Fixed 1 1 BURROUGHS D 208
24 Bin Fixed - 1 *BURROUGHS D 210
24 Bin Fixed 1 1 *CCC DDP 24
24 Bin Fixed 1 1 *CONTROL DATA 924
24 Bin Fixed 1 1 *CONTROL DATA 924A
24 Bin Fixed 2 1 *HUGHES HCM 201
24 Bin Fixed 1 1 *HW 15K
24 Bin Fixed 1 1 *HYDAC 2400
24 Bin Fixed 1 1 *MAGLOC I
24 Bin Fixed and Floating 2 1 or 2 *PACKARD BELL 440
24 Bin - - - TELEREGISTER MAGNET BID ASKED
24 Bin Fixed - 1 RCA 110
24 Bin Fixed 1 1 TARGET INTERCEPT
24 Bin Fixed and Floating 1 1 SDS 910
24 Bin Fixed and Floating 1 1 SDS 920
24 Bin Fixed 1 1 *UNIVAC 1000
24 Bin Fixed 1 1 *UNIVAC 1020
24 Bin Fixed 1 1 UNIVAC 1101
24 Bin - 1 1 UNIVAC 1102
24 Bin Fixed 1 1 *UNIVAC 1824
24 Bin Fixed 1 1 + 1 UNIVAC III
24 Bin Fixed 1 1 VERDAN
24 Bin Fixed 1 1 WESTINGHOUSE AIRBORNE
25 Bin Fixed 1 1 + 1 CCC REAL TIME
25 Bin Fixed 1 1 *DAYSTROM 136
25 Bin Fixed 1 1 + 1 LIBRASCOPE ASN 24
25 Bin Fixed 1 1 + 1 *LIBRASCOPE C141
25 Bin Fixed 1 1 LINCOLN CG 24
26 Bin Fixed 1 1 + 1 AN/ASQ 28 (v) EDC
26 Bin Fixed 2 1 *HUGHES HCM 121
26 Bin Fixed 2 1 *HUGHES HCM 122
26 Bin Fixed 1 2 RW 400
26 Bin Fixed 1 1 *SPEDAC 220
26 Bin Fixed 1 1 *SPEDAC 310
27 Bin Fixed 3 2 ASC 15
27 Bin Fixed 1 1.5 *MINUTEMAN
27 Bin Fixed - - *MINUTEMAN ADVANCED D37B
27 Bin Fixed - - TRICE
27 Bin Fixed 1.5 1 + 1 *VERDAN II
8 Dec Fixed - - BENDIX D 12
8 Dec Fixed and Floating 1 3 ELECOM 120
8 Dec Fixed 1 1 LIBRASCOPE AIR TRAFFIC
8 Dec Fixed - 1 MAGNEFILE B
28 Bin Fixed 2 1 *LIBRASCOPE L90-1
28 Bin Fixed 1 1 *TRW 330
28 Bin Fixed 1 1 *TRW 340
29 Bin Fixed - - BENDIX CUBIC TRACKER
29 Bin Fixed 1 2 BENDIX G 15
30 Bin Fixed 1 1 AN/USQ 20
30 Bin Fixed 1 3 ELECOM 100
30 Bin Fixed 1 1 + 1 *LIBRASCOPE L2010
30 Bin Fixed - 1 UNIVAC 490
30 Bin Fixed 1 1 *UNIVAC 1206
30 Bin Fixed 1 1 *UNIVAC 1212
9 Dec Fixed - 1 or 2 IBM 608
31 Bin Fixed - 1 BURROUGHS D 204
31 Bin Fixed 1 1 *LGP 21
31 Bin Fixed 1 1 *LGP 30
31 Bin Fixed 1 1 LTBRATROL 500
32 Bin Fixed 1 1 AN/FSQ 7 AN/FSQ 8 (SAGE
32 Bin Fixed 1 1 LIBRATROL 1000
32 Bin Fixed 1 1 LITTON DATA ASSESSOR
32 Bin Fixed 2 1 MONROBOT XI
32 Bin Fixed 1 2 * RPC 4000
33 Bin Fixed 0, 1, 2, 3, 4 1 AIWAC II
33 Bin Fixed 2, 3, 4 1 ALWAC III E
33 Bin Floating 1 1 BENDIX G 20
33 Bin Fixed 1 1 ITT SPES 025
33 Bin Fixed 1 1 * ITT 525 VADE
34 Bin Fixed 1 1 BURROUGHS D 107
10 Dec Fixed and Floating 1 1 ICI 7072
10 Dec Fixed and Floating 1 2 * RCA 3301 REALCOM
10 Dec Fixed - 1 * SEMA 2000
10 Dec Fixed 1 1 * SEMAC
10 Dec Fixed - - AF/CRC
10 Dec Fixed and Floating 1 1 BURROUGHS 204
10 Dec Fixed and Floating 1 1 BURROUGHS 205
10 Dec Fixed and Floating 1 1 BURROUGHS 220
10 Dec Fixed - - ELECOM 50
10 Dec Fixed and Floating 1 2 ELECOM 125 125FP
10 Dec Fixed and Floating 1 1 IBM 650 RAMAC TAPES
10 Dec Fixed and Floating 1 1 IBM 7070
10 Dec Fixed and Floating 1 1 IBM 7074
10 Dec Fixed 1 1 INTELEX AIRLINE RESERVATION
10 Dec Fixed 1 1 MINIAC II
10 Dec Fixed - 1 MODAL 410
10 Dec Fixed 1 2 OARAC
10 Dec Fixed and Floating - 1 READIX
10 Dec Fixed 2 1 or 2 UDEC I II III
10 Dec Fixed 1 1.5 UNIVAC SOLID STATE 80/90
10 Dec Fixed 1 1.5 UNIVAC STEP
35 Bin Fixed 1 1 + 1 FADAC
10 Dec Fixed 1 1 and 1/2 UNIVAC SOLID STATE II 80/90
36 Bin Fixed 2 1 GENERAL MILLS APSAC
36 Bin Fixed 2 1 IBM 701
36 Bin Fixed and Floating 1 1 IBM 704
36 Bin Fixed and Floating 1 1 IBM 709
36 Bin Fixed - 2 *IBM 6400
36 Bin Fixed and Floating 1 1 * IBM 7040
36 Bin Fixed and Floating 1 1 * IBM 7044
36 Bin Fixed and Floating 1 1 IBM 7090
36 Bin Fixed and Floating 1 1 * IBM 7094 II
36 Bin - 1 2 PHILCO 1000
36 Bin Fixed and Floating 1 2 UNIVAC 1103 1103A
36 Bin Fixed and Floating 1 2 UNIVAC 1105
36 Bin Fixed and Floating - 1 UNIVAC 1107
36 Bin - - - UNIVERSAL DATA TRANS
9 Dec + 6 Bin Fixed 1 3 NATIONAL 102 D
37 Bin Fixed 1 1 AN/TYK 6v BASICPAC
37 Bin Fixed 2 1 GENERAL MILLS AD/ECS
37 Bin Fixed 1 4 SWAC
37 Bin Fixed and Floating 1 1 SYLVANIA S 9400
37 Bin - - - TELEREGISTER MAGNET INVENT CONT
11 Dec Fixed 1 3 NATIONAL 107
11 Dec Fixed 1 1 + 1 PENNSTAC
38 Bin Fixed 1 1 AN/TYK 7v INFORMER
38 Bin Fixed 1 1 COMPAC
38 Bin Fixed 1 1 LINCOLN TX 2
38 Bin Fixed 1 1 or 2 MOBIDIC A
38 Bin Fixed 1 1 or 2 MOBIDIC B
38 Bin Fixed 1 1 or 2 MOBIDIC C D & 7A
40 Bin Fixed 2 1 * CYCLONE
40 Bin Fixed and Floating Variable 2 GEORGE
40 Bin Fixed 2 1 ILLIAC
40 Bin Fixed 2 1 JOHNNIAC
40 Bin Fixed 2 2 JUKEBOX
40 Bin Fixed 2 1 MANIAC I
40 Bin Fixed 2 1 MISTIC
40 Bin Fixed 2 1 ORACLE
40 Bin Fixed 2 1 ORDVAC
40 Bin Fixed 2 1 RECOMP I CP 266
40 Bin Fixed and Floating 2 1 RECOMP II
40 Bin Fixed and Floating 2 1 * RECOMP III
40 Bin Fixed and Floating 2 1 REPAC
12 Dec Fixed 1 1 BURROUGHS E 101
12 Dec Fixed 1 1 BURROUGHS E 102
12 Dec Fixed - 1 BURROUGHS E 103
12 Dec Fixed 1 3 DATAMATIC 1000
12 Dec - - 2 IBM 609
12 Dec Fixed - 1 IBM 632
12 Dec Fixed 1 1 ITT BANK LN PROC
12 Dec Fixed - - * LFE GUESTRON
12 Dec Fixed - 3 LOGISTICS
12 Dec Fixed 1 4 NATIONAL 390
12 Dec Fixed 6 1 RPC 9000
12 Dec Fixed 2 1 UNIVAC I
12 Dec Fixed 2 1 UNIVAC II
12 Dec Fixed and Floating 1 1 UNIVAC LARC
42 Bin Fixed and Floating 1 1 * ASI 420
42 Bin Fixed 1 3 NATIONAL 102A
44 Bin Fixed 2 1 CIRCLE
44 Bin Fixed and Floating 1 4 EDVAC
45 Bin Fixed 1 3 DYSEAC
45 Bin Fixed 1 3 or 4 SEAL
48 Bin Fixed and Floating 4 - * BURROUGHS B5000
48 Bin Fixed and Floating 2 1 CDC 1604
48 Bin Fixed and Floating 2 1 * CONTROL DATA 1604A
48 Bin Fixed and Floating 1 or 2 1 or 2 * CONTROL DATA 3600
48 Bin Fixed and Floating 1 3 *HONEYWELL 400
48 Bin Fixed and Floating 1 3 HONEYWELL 800
48 Bin Fixed and Floating 1 3 *HONEYWELL 1400
48 Bin Fixed and Floating 1 3 * HONEYWELL 1800
48 Bin Fixed and Floating 1 3 * HONEYWELL 1800 II
8 Alphanum Fixed and Floating Variable 1 * LIBRASCOPE L 3055
48 Bin Fixed and Floating 2 1 MANIAC II
48 Bin Fixed and Floating 1 2 * MANIAC III
48 Bin Fixed and Floating 1 1 or 2 MERLIN
48 Bin Fixed 2 1 NAREC
48 Bin Fixed and Floating 2 1 * PHILCO 210
48 Bin Fixed and Floating 2 1 * PHILCO 211
48 Bin Fixed and Floating 2 1 * PHILCO 212
48 Bin Fixed and Floating 2 1 PHILCO 2000
48 Bin Fixed 2 1 PHILCO CXPQ
48 Bin Fixed and Floating - - * SDS 9300
49 Bin Fixed and Floating 1 - 4 1 - 3 * BURROUGHS D825
50 Bin Fixed and Floating 1 1 AN/FSQ 31 (v)
50 Bin Fixed and Floating 1 1 AN/FSQ 32
50 Bin Fixed and Floating 1 3 WISC
15 Dec Fixed and Floating - 1 IBM 610
52 Bin - - - BURROUGHS D 104
52 Bin Floating Point Variable 1 or 2 * ILLIAC II
54 Bin Floating 1 1 or 5 OKLAHOMA UNIVERSITY
54 Bin Fixed and Floating 1 1 RICE UNIVERSITY
16 Dec Fixed and Floating 1 3 NORC
56 Bin Fixed 2 1 *AN/MSM 42
60 Bin Fixed and Floating - - *CONTROL DATA 6600
10 Alphanun Fixed and Floating 0.5 - 6 1 or 3 NATIONAL 304
62 Bin Fixed - 1 MONROBOT IX
18 Dec Fixed - up to 5 DE 60
64 Bin Fixed and Floating 1 or 2 1 or 2 IBM STRETCH
68 Bin Fixed and Floating 1 3 * BRLESC
20 Dec - 3 - * CONCORD DIG COORD
20 Dec Fixed 1 4 MONROBOT III
20 Dec Fixed - 4 MONROBOT V
20 Dec Fixed 2 4 MONROBOT VI
12 Alphanum Fixed 1 3 UNIVAC FILE 0
12 Alphanum Fixed 13 3 UNIVAC FILE 1
96 Bin Fixed 2 3 MONROBOT KU
42 Dec - Fixed - 1 MAGNEFILE D
Variable Fixed - - *Am 943
Variable Fixed - 1, 2 or 3 *AM960
Variable Fixed 3 - BIZMAC I
Variable Fixed 3 - BIZMAC II
Variable Fixed - 3 *BURROUGHS B260/B270/B280
Variable Fixed - 3 *BURROUGHS B263/B273/B283
Variable Fixed 1 2 DIANA
Variable - - - FOSDIC
Variable Fixed - 2 ICI 305 RAMAC
Variable Fixed - 1 IBM 702
Variable Fixed - 1 IBM 705 I II
Variable Fixed - 1 IBM 705 III
Variable Fixed 1 1 or 2 * IBM 1401
Variable - - - IBM 1410
Variable Fixed - 2 *IBM 1440
Variable Fixed 1 1 or 2 *IBM 1460
Variable Fixed - 2 IBM 1620
Variable Fixed and Floating 1 2 *IBM 1620 Mod II
Variable Fixed 1 1 or 2 *IBM 1710
Variable Fixed and Floating 1 2 *IBM 7010
Variable Fixed - 1 IBM 7080
Variable Fixed 1 to 3 1 *NORDEN SCRIBE II
Variable Fixed - - *PDS 1020
Variable - - 1 *PDS 1068
Variable Fixed 1 1 - 4 *PHILCO 1000
Variable - Variable 1 RASTAC
Variable - 2 - RASTAD
Variable Fixed Variable 2 RCA 301
Variable Fixed Variable 2 RCA 501
Variable Fixed and Floating 1 or 2 V 1, 2 or 3 RCA 601
Variable - 1 - 3 V 1 SCRIBE
Variable Fixed - 1 * TELEREGISTER TELEFILE
Variable Fixed - 3 UNIVAC 60
Variable Fixed - 3 UNIVAC 120
Variable Fixed - 2 * UNIVAC 1004 8090
Variable Fixed - 1 * UNIVAC 1050 


 * Based on this survey, all others based on 1961 survey.
 
 Systems indicated as "floating-point"systems
 have built-in automatic "floating-point" circuitry.
 
 "Fixed-point" systems may be programmed for "floating-point"
 operation through the use of subroutines.






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