This is a list of transistorized computers, which were digital computers that used

discrete transistor upright=1.4, gate (G), body (B), source (S) and drain (D) terminals. The gate is separated from the body by an insulating layer (pink). A transistor is a semiconductor device used to Electronic amplifier, amplify or electronic switch, switch e ...

s as their primary logic elements. Discrete transistors were a feature of logic design for computers from about 1960, when reliable transistors became economically available, until

monolithic integrated circuit An integrated circuit or monolithic integrated circuit (also referred to as an IC, a chip, or a microchip) is a set of electronic circuits on one small flat piece (or "chip") of semiconductor material, usually silicon. Transistor count, Large ...

s displaced them in the 1970s. The list is organized by operational date or delivery year to customers. Computers announced, but never completed, are not included. Some very early "transistor" computers may still have included vacuum tubes in the power supply or for auxiliary functions.

1950s

1953

University of Manchester , mottoeng = Knowledge, Wisdom, Humanity , established = 2004 – University of Manchester Predecessor institutions: 1956 – UMIST (as university college; university 1994) 1904 – Victoria University of Manchester 1880 – Victoria Univer ...

Transistor Computer A transistor computer, now often called a second-generation computer, is a computer which uses discrete transistors instead of vacuum tubes. The first generation of electronic computers used vacuum tubes, which generated large amounts of heat, ...

1953 (prototype) 1955 (full scale) experimental

1954

*Bell Labs

TRADIC The TRADIC (for TRAnsistor DIgital Computer or TRansistorized Airborne DIgital Computer) was the first transistorized computer in the USA, completed in 1954. The computer was built by Jean Howard Felker of Bell Labs for the United States Air ...

for U.S. Air Force

1955

Harwell CADET The Harwell CADET was the first fully transistorised computer in Europe, and may have been the first fully transistorised computer in the world. The electronics division of the Atomic Energy Research Establishment at Harwell, UK built the H ...

demonstrated February 1955, one-off scientific computer

1956

*Electrotechnical Laboratory ETL Mark III (Japan) experimental, began development 1954, completed 1956, Japan's first transistorized

stored-program computer A stored-program computer is a computer that stores program instructions in electronically or optically accessible memory. This contrasts with systems that stored the program instructions with plugboards or similar mechanisms. The definition i ...

MIT The Massachusetts Institute of Technology (MIT) is a private land-grant research university in Cambridge, Massachusetts. Established in 1861, MIT has played a key role in the development of modern technology and science, and is one of the m ...

TX-0 The TX-0, for ''Transistorized Experimental computer zero'', but affectionately referred to as tixo (pronounced "tix oh"), was an early fully transistorized computer and contained a then-huge 64 K of 18-bit words of magnetic-core memory. Constru ...

Metrovick 950 The Metrovick 950 was a transistorized computer, built from 1956 onwards by British company Metropolitan-Vickers, to the extent of sixDavid P. Anderson, ''Tom Kilburn: A Pioneer of Computer Design'', IEEE Annals of the History of Computing - Vo ...

1957

* Burroughs

SM-65 Atlas The SM-65 Atlas was the first operational intercontinental ballistic missile (ICBM) developed by the United States and the first member of the Atlas rocket family. It was built for the U.S. Air Force by the Convair Division of General Dyna ...

ICBM An intercontinental ballistic missile (ICBM) is a ballistic missile with a range greater than , primarily designed for nuclear weapons delivery (delivering one or more thermonuclear warheads). Conventional, chemical, and biological weapons c ...

Guidance Computer MOD1, AN/GSQ-33 (no relation to Manchester ATLAS) * Ramo-Wooldridge (TRW) RW-30 airborne computer *

Univac UNIVAC (Universal Automatic Computer) was a line of electronic digital stored-program computers starting with the products of the Eckert–Mauchly Computer Corporation. Later the name was applied to a division of the Remington Rand company an ...

TRANSTEC, for US Navy *

ATHENA Athena or Athene, often given the epithet Pallas, is an ancient Greek goddess associated with wisdom, warfare, and handicraft who was later syncretized with the Roman goddess Minerva. Athena was regarded as the patron and protectress of ...

, US Air Force missile guidance (ground control) *

IBM 608 The IBM 608 Transistor Calculator, a plugboard-programmable unit, was the first IBM product to use transistor circuits without any vacuum tubes and is believed to be the world's first all-transistorized calculator to be manufactured for the commerc ...

transistor calculator (its development was preceded by the prototyping of an experimental all-transistor version of the 604 demonstrated in October 1954), announced 1955, first shipped December 1957 *

DRTE Computer The DRTE Computer was a transistorized computer built at the Defence Research Telecommunications Establishment (DRTE), part of the Canadian Defence Research Board. It was one of the earlier fully transistorized machines, running in prototype form ...

, Canadian experimental system delivered 1957, added parallel math unit and other improvements in 1960.

1958

Electrologica X1 The Electrologica X1 was a digital computer designed and manufactured in the Netherlands from 1958 to 1965. About thirty were produced and sold in the Netherlands and abroad. The X1 was designed by the Mathematical Centre in Amsterdam, an academ ...

TX-2 The MIT Lincoln Laboratory TX-2 computer was the successor to the Lincoln TX-0 and was known for its role in advancing both artificial intelligence and human–computer interaction. Wesley A. Clark was the chief architect of the TX-2. Specific ...

UNIVAC Solid State The UNIVAC Solid State was a magnetic drum-based solid-state computer announced by Sperry Rand in December 1958 as a response to the IBM 650. It was one of the first computers to be (nearly) entirely solid-state, using 700 transistors, and 3000 m ...

("mostly" solid state) * Philco Transac S-1000 scientific computer- Navy/NSA SOLO, one-off for

NSA The National Security Agency (NSA) is a national-level intelligence agency of the United States Department of Defense, under the authority of the Director of National Intelligence (DNI). The NSA is responsible for global monitoring, collecti ...

Philco Transac S-2000 Philco was one of the pioneers of transistorized computers. After the company developed the surface barrier transistor, which was much faster than previous point-contact types, it was awarded contracts for military and government computers. Comm ...

electronic data processing computer *

Mailüfterl Mailüfterl is a nickname for the Austrian ''Binär dezimaler Volltransistor-Rechenautomat'' (binary-decimal fully transistorized computing automaton), an early transistorized computer. Other early transistorized computers included TRADIC, Harwel ...

RCA 501 The RCA 501 was a transistor computer manufactured by RCA beginning in 1958. History RCA's pioneering work in transistors in other products provided its engineers with the basis needed to design effective use of transistors in early solid-state e ...

intended as a commercial system but used in military applications *

Siemens Siemens AG ( ) is a German multinational conglomerate corporation and the largest industrial manufacturing company in Europe headquartered in Munich with branch offices abroad. The principal divisions of the corporation are ''Industry'', '' ...

System 2002 – Prototype in operation since 1956, first machine was put in operation in 1958. *

Autonetics Recomp II The Autonetics RECOMP II was a computer first introduced in 1958. It was made by the Autonetics division of North American Aviation. It was attached to a desk that housed the input/output devices. Its desk integration made it a hands-on small sys ...

1959

NCR 304 The NCR 304 computer hardware, announced in 1957, first delivered in 1959, was National Cash Register (NCR)'s first transistor-based computer. The 304 was developed and manufactured in cooperation with General Electric, where it was also used in ...

, announced in 1957, first delivery in 1959 *

Olivetti Elea The Elea was a series of mainframe computers Olivetti developed starting in the late 1950s. The system, made entirely with transistors for high performance, was conceived, designed and developed by a small group of researchers led by Mario Tchou ...

9003 * MOBIDIC *

IBM 7090 The IBM 7090 is a second-generation transistorized version of the earlier IBM 709 vacuum tube mainframe computer that was designed for "large-scale scientific and technological applications". The 7090 is the fourth member of the IBM 700/7000 ser ...

(6/60) *

IBM 1401 The IBM 1401 is a variable-wordlength decimal computer that was announced by IBM on October 5, 1959. The first member of the highly successful IBM 1400 series, it was aimed at replacing unit record equipment for processing data stored on pu ...

IBM 1620 Model I The IBM 1620 was announced by IBM on October 21, 1959, and marketed as an inexpensive scientific computer. After a total production of about two thousand machines, it was withdrawn on November 19, 1970. Modified versions of the 1620 were used as ...

and successors

IBM 1620 Model II The IBM 1620 was announced by IBM on October 21, 1959, and marketed as an inexpensive scientific computer. After a total production of about two thousand machines, it was withdrawn on November 19, 1970. Modified versions of the 1620 were used as ...

*NEAC 2201 (

NEC is a Japanese multinational corporation, multinational information technology and electronics corporation, headquartered in Minato, Tokyo. The company was known as the Nippon Electric Company, Limited, before rebranding in 1983 as NEC. It prov ...

) *

EMIDEC 1100 The EMIDEC 1100 computer (became the ICT 1101 in 1962) was produced by the Computing Services Division of EMI Laboratories in the UK under the leadership of Godfrey Hounsfield in 1958, (first delivered in 1959) after one year's development. I ...

* TRW RW-300 *

PDP-1 The PDP-1 (''Programmed Data Processor-1'') is the first computer in Digital Equipment Corporation's PDP series and was first produced in 1959. It is famous for being the computer most important in the creation of hacker culture at Massachusetts ...

* Standard Elektrik Lorenz SEL ER 56

1960s

1960

*AEI 1010 *

Honeywell 200 The Honeywell 200 was a character-oriented two-address commercial computer introduced by Honeywell in December 1963, the basis of later models in Honeywell 200 Series, including 1200, 1250, 2200, 3200, 4200 and others, and the character processor ...

Honeywell 800 The Datamatic Division of Honeywell announced the H-800 electronic computer in 1958. The first installation occurred in 1960. A total of 89 were delivered. The H-800 design was part of a family of 48-bit word, three-address instruction format compu ...

first installation 1960 *

UNIVAC LARC The UNIVAC LARC, short for the ''Livermore Advanced Research Computer'', is a mainframe computer designed to a requirement published by Edward Teller in order to run hydrodynamic simulations for nuclear weapon design. It was one of the earliest s ...

CDC 160 The CDC 160 series was a series of minicomputers built by Control Data Corporation. The CDC 160 and CDC 160-A were 12-bit minicomputers built from 1960 to 1965; the CDC 160G was a 13-bit minicomputer, with an extended version of the CDC 160-A ins ...

(7/60) *

CDC 1604 The CDC 1604 was a 48-bit computer designed and manufactured by Seymour Cray and his team at the Control Data Corporation (CDC). The 1604 is known as one of the first commercially successful transistorized computers. (The IBM 7090 was delivered e ...

(1/60) *

Datasaab D2 200px, Datasaab D2 computer at IT-ceum 200px, Front panel D2 was a concept and prototype computer designed by Datasaab in Linköping, Sweden. It was built with discrete transistors and completed in 1960. Its purpose was to investigate the feasi ...

, expanded version *

Elliott 803 The Elliott 803 is a small, medium-speed transistor digital computer which was manufactured by the British company Elliott Brothers in the 1960s. About 211 were built. History The 800 series began with the 801, a one-off test machine built in ...

* GE 210 *

AN/FSQ-32 The AN/FSQ-32 SAGE Solid State Computer (AN/FSQ-7A before December 1958, colloq. "Q-32") was a planned military computer central for deployment to Super Combat Centers in nuclear bunkers and to some above-ground military installations. In 1958, ...

(IBM 4020) * AN/FSQ-31V *

IBM 7070 IBM 7070 was a decimal-architecture intermediate data-processing system that was introduced by IBM in 1958. It was part of the IBM 700/7000 series, and was based on discrete transistors rather than the vacuum tubes of the 1950s. It was the compan ...

(6/60)
Japan Electrotechnical Laboratory ETL Mark V
(5/60) *

Mitsubishi The is a group of autonomous Japanese multinational companies in a variety of industries. Founded by Yatarō Iwasaki in 1870, the Mitsubishi Group historically descended from the Mitsubishi zaibatsu, a unified company which existed from 1870 ...

MELCOM 3409 * Clary DE-60 * Monroe Calculating Machine Mark XI (or "Monrobot XI") *

Packard Bell Corporation Packard Bell Corporation (also known as Packard Bell Electronics or simply Packard Bell) was an American electronics manufacturer founded in 1933 by Herb Bell and Leon Packard. Initially they produced radios, but expanded into defense electro ...

PB 250 The PB 250 (later Raytheon 250) was a general-purpose computer introduced in 1960 by the Packard Bell Corporation. Design The word size was 22 bits and the memory could be expanded to a maximum of 16,000 words. The performance was 40,000 operations ...

(PB250; no relation to the modern brand of

personal computer A personal computer (PC) is a multi-purpose microcomputer whose size, capabilities, and price make it feasible for individual use. Personal computers are intended to be operated directly by an end user, rather than by a computer expert or tec ...

s) used, among others, as the controller for hybrid digital/analog system TRICE and HYCOMP 250, and as the control computer for mobile data systems *

Philco Philco (an acronym for Philadelphia Battery Company) is an American electronics industry, electronics manufacturer headquartered in Philadelphia. Philco was a pioneer in battery, radio, and television production. In 1961, the company was purchased ...

TRANSAC S-2000 Model 211 *

RCA The RCA Corporation was a major American electronics company, which was founded as the Radio Corporation of America in 1919. It was initially a patent trust owned by General Electric (GE), Westinghouse, AT&T Corporation and United Fruit Comp ...

301

1961

Plessey The Plessey Company plc was a British electronics, defence and telecommunications company. It originated in 1917, growing and diversifying into electronics. It expanded after World War II by acquisition of companies and formed overseas compani ...

XL4 *

MANIAC III The MANIAC III (''Mathematical Analyzer Numerical Integrator and Automatic Computer Model III'') was a second-generation electronic computer (i.e., using solid-state electronics rather than vacuum tubes), built in 1961 for use at the Institute for ...

* CAB500 * LEO III * English Electric KDP10 *

Bendix G-20 The Bendix G-20 computer was introduced in 1961 by the Bendix Corporation, Computer Division, Los Angeles, California. The G-20 followed the highly successful G-15 vacuum-tube computer. Bendix sold its computer division to Control Data Corporat ...

NEAC 2205 *

CDC 160A The CDC 160 series was a series of minicomputers built by Control Data Corporation. The CDC 160 and CDC 160-A were 12-bit minicomputers built from 1960 to 1965; the CDC 160G was a 13-bit minicomputer, with an extended version of the CDC 160-A i ...

(7/61) *

CDC 924 The CDC 1604 was a 48-bit computer designed and manufactured by Seymour Cray and his team at the Control Data Corporation (CDC). The 1604 is known as one of the first commercially successful transistorized computers. (The IBM 7090 was deliver ...

, *

A (8/61) *

Fujitsu is a Japanese multinational information and communications technology equipment and services corporation, established in 1935 and headquartered in Tokyo. Fujitsu is the world's sixth-largest IT services provider by annual revenue, and the la ...

FACOM 222 *

GE-200 series GE 210 advertisement from 1960 The GE-200 series was a family of small mainframe computers of the 1960s, built by General Electric (GE). GE marketing called the line ''Compatibles/200'' (GE-205/215/225/235). The GE-210 of 1960 is not compatible w ...

**GE-225 1961 **GE-215 1963 **GE-205,235 1964 * GE Datanet 30 *

Honeywell Honeywell International Inc. is an American publicly traded, multinational conglomerate corporation headquartered in Charlotte, North Carolina. It primarily operates in four areas of business: aerospace, building technologies, performance ma ...

400 (12/61) * IBM 1410 *

IBM 7030 Stretch The IBM 7030, also known as Stretch, was IBM's first transistorized supercomputer. It was the fastest computer in the world from 1961 until the first CDC 6600 became operational in 1964."Designed by Seymour Cray, the CDC 6600 was almost three tim ...

* IBM 7074 (12/51) *

Zuse Konrad Ernst Otto Zuse (; 22 June 1910 – 18 December 1995) was a German civil engineer, pioneering computer scientist, inventor and businessman. His greatest achievement was the world's first programmable computer; the functional program-c ...

Z23 *

IBM 7080 The IBM 7080 was a variable word length BCD transistor computer in the IBM 700/7000 series commercial architecture line, introduced in August 1961, that provided an upgrade path from the vacuum tube IBM 705 computer. The 7080 weighed about . ...

(9/61) *

IBM 1710 The IBM 1710 was a process control system that IBM introduced in March 1961. It used either a 1620 I or a 1620 II Computer and specialized I/O devices (e.g., IBM 1711 analog-to-digital converter and digital-to-analog converter, IBM 1712 discrete ...

* Matsushita MADIC IIA *

301 (2/61) * TRW-130 aka AN/UYK-1 for

Transit Transit may refer to: Arts and entertainment Film * ''Transit'' (1979 film), a 1979 Israeli film * ''Transit'' (2005 film), a film produced by MTV and Staying-Alive about four people in countries in the world * ''Transit'' (2006 film), a 2006 ...

submarine navigation satellite receivers *

UNIVAC 490 UNIVAC (Universal Automatic Computer) was a line of electronic digital stored-program computers starting with the products of the Eckert–Mauchly Computer Corporation. Later the name was applied to a division of the Remington Rand company and ...

Regnecentralen Regnecentralen (RC) was the first Danish computer company, founded on October 12, 1955. Through the 1950s and 1960s, they designed a series of computers, originally for their own use, and later to be sold commercially. Descendants of these syste ...

GIER

1962

TRANSAC S-2000 Model 212 *

Atlas Computer (Manchester) The Atlas Computer was one of the world's first supercomputers, in use from 1962 (when it was claimed to be the most powerful computer in the world) to 1972. Atlas' capacity promoted the saying that when it went offline, half of the United Ki ...

ASC-15 The ASC-15 (Advance System Controller Model 15) was a digital computer developed by International Business Machines (IBM) for use on the Titan II intercontinental ballistic missile (ICBM). It was subsequently modified and used on the Titan III an ...

* Burroughs D825 *

-A * DEC

PDP-4 The PDP-4 was the successor to the Digital Equipment Corporation's PDP-1. History This 18-bit machine, first shipped in 1962, was a compromise: "with slower memory and different packaging" than the PDP-1, but priced at $65,000 - less than half th ...

* GE 412 (7/62) *

ICT 1301 The ICT 1301 and its smaller derivative ICT 1300 were early business computers from International Computers and Tabulators. Typical of mid-sized machines of the era, they used core memory, drum storage and punched cards, but they were unusual in t ...

ILLIAC II The ILLIAC II was a revolutionary super-computer built by the University of Illinois that became operational in 1962. Description The concept, proposed in 1958, pioneered Emitter-coupled logic (ECL) circuitry, pipelining, and transistor memor ...

UNIVAC 1004 UNIVAC (Universal Automatic Computer) was a line of electronic digital stored-program computers starting with the products of the Eckert–Mauchly Computer Corporation. Later the name was applied to a division of the Remington Rand company and ...

UNIVAC 1107 The UNIVAC 1100/2200 series is a series of compatible 36-bit computer systems, beginning with the UNIVAC 1107 in 1962, initially made by Sperry Rand. The series continues to be supported today by Unisys Corporation as the ClearPath Dorado Series. ...

UNIVAC III The UNIVAC III, designed as an improved transistorized replacement for the vacuum tube UNIVAC I and UNIVAC II computers, was introduced in June 1962, with Westinghouse agreeing to furnish system programing and marketing on June 1, 1962. It was d ...

* IBM 7072 (6/62) *

IBM 7094 The IBM 7090 is a second-generation transistorized version of the earlier IBM 709 vacuum tube mainframe computer that was designed for "large-scale scientific and technological applications". The 7090 is the fourth member of the IBM 700/7000 ser ...

(9/62) *

Autonetics Autonetics was a division of North American Aviation that produced various avionics but is best known for their inertial navigation systems used in submarines and intercontinental ballistic missiles. Its 188-acre facility in Anaheim, California, w ...

D-17B The D-17B (D17B) computer was used in the Minuteman I NS-1OQ missile guidance system. The complete guidance system contained a D-17B computer, the associated stable platform, and power supplies. The D-17B weighed approximately , contained 1,521 ...

* Royal Radar Establishment Automatic Computer *

Telefunken Telefunken was a German radio and television apparatus company, founded in Berlin in 1903, as a joint venture of Siemens & Halske and the ''Allgemeine Elektrizitäts-Gesellschaft'' (AEG) ('General electricity company'). The name "Telefunken" app ...

TR4 *RW-400 aka AN/FSQ-27 by TRW *

SDS 910 The SDS 9 Series computers are a backward compatible line of transistorized computers produced by Scientific Data Systems in the 1960s and 1970s. This line includes the SDS 910, SDS 920, SDS 925, SDS 930, SDS 940, and the SDS 945. The SDS 930 ...

SDS 920 The SDS 9 Series computers are a backward compatible line of transistorized computers produced by Scientific Data Systems in the 1960s and 1970s. This line includes the SDS 910, SDS 920, SDS 925, SDS 930, SDS 940, and the SDS 945. The SDS 930 ...

Odra 1002 Odra may refer to: Rivers * Odra (Poland), also known as Oder, a river in Czech Republic, Poland and Germany * Odra (Kupa), a river in Croatia * Odra (Spain), a river in Spain Populated places * Odra, Silesian Voivodeship, a village in southern ...

Ferranti Argus Ferranti's Argus computers were a line of industrial control computers offered from the 1960s into the 1980s. Originally designed for a military role, a re-packaged Argus was the first digital computer to be used to directly control an entire fact ...

– first delivery in 1962, renamed to Argus 200 in 1963 *

Librascope Librascope was a Glendale, California, division of General Precision, Inc. (GPI). It was founded in 1937 by Lewis W. Imm to build and operate theater equipment, and acquired by General Precision in 1941. During World War II it worked on improvi ...

L-2010

1963

LGP-21 *

IBM 1440 The IBM 1440 computer was announced by IBM October 11, 1962. This member of the IBM 1400 series was described many years later as "essentially a lower-cost version of the 1401," and programs for the 1440 could easily be adapted to run on the IBM 14 ...

IBM 7010 The IBM 700/7000 series is a series of large-scale ( mainframe) computer systems that were made by IBM through the 1950s and early 1960s. The series includes several different, incompatible processor architectures. The 700s use vacuum-tube lo ...

* IBM 7040 and IBM 7044 *

CDC 3000 The CDC 3000 series ("thirty-six hundred" of "thirty-one hundred") computers from Control Data Corporation were mid-1960s follow-ons to the CDC 1604 and CDC 924 systems. Over time, a range of machines were produced - divided into * the 48-bit upp ...

series, 5 models (1963-1967) * DEC PDP-5 * Elliott 503 *

Ferranti-Packard 6000 The FP-6000Ferranti Packard: Pioneers in Canadian Electrical Manufacturing Norman R Ball, John N Vardalas was a second-generation Mainframe computer, mainframe computer developed and built by Ferranti-Packard, the Canadian division of Ferranti, ...

100 *

1400 (12/63

*

Honeywell 800, 1800 (11/6

*

Computer Control Company Computer Control Company, Inc. (1953–1966), informally known as 3C, was a pioneering minicomputer company known for its DDP-series (Digital Data Processor) computers, notably: *DDP-24 24-bit (1963) *DDP-224 24-bit (1965) *DDP-116 16-bit (1965) *D ...

DDP-24 (6/63) *

601 *

UNIVAC 418 UNIVAC (Universal Automatic Computer) was a line of electronic digital stored-program computers starting with the products of the Eckert–Mauchly Computer Corporation. Later the name was applied to a division of the Remington Rand company and ...

UNIVAC 1050 The UNIVAC 1050 was a variable word-length (one to 16 characters) decimal and binary computer. Instructions were fixed length (30 bits – five characters), consisting of a five-bit " op code", a three-bit index register specifier, one reser ...

III*

III (9/63) *

SDS 9300 The SDS 9 Series computers are a backward compatible line of transistorized computers produced by Scientific Data Systems in the 1960s and 1970s. This line includes the SDS 910, SDS 920, SDS 925, SDS 930, SDS 940, and the SDS 945. The SDS 930 ...

BESM BESM (БЭСМ) is the name of a series of Soviet mainframe computers built in 1950–60s. The name is an acronym for "Bolshaya Elektronno-Schetnaya Mashina" ("Большая Электронно-Счётная Машина"), literally "Large E ...

3M, 4 circa 1963 *Siemens 3003 * IBM Saturn Launch Vehicle Computer (hybrid, August 1963)

1964

* Burroughs B5500 *

B * DEC

PDP-7 The PDP-7 was a minicomputer produced by Digital Equipment Corporation as part of the PDP series. Introduced in 1964, shipped since 1965, it was the first to use their Flip-Chip technology. With a cost of , it was cheap but powerful by the st ...

DEC PDP-8 The PDP-8 is a 12-bit minicomputer that was produced by Digital Equipment Corporation (DEC). It was the first commercially successful minicomputer, with over 50,000 units being sold over the model's lifetime. Its basic design follows the pionee ...

* IBM 7094 II (4/64) * GE 235 (4/64) *

GE-400 series The GE-400 series were time-sharing Information Systems computers by General Electric introduced in 1964 and shipped until 1968. System description The GE-400 series (Compatibles/400) came in models: 415, 425, 435 (1964), 455 and 465. GE-400 syst ...

* GE 415 (5/64) * GE 425 (6/64) *

English Electric KDF8 KDF8 was an early British computer built by English Electric as a version of the RCA 501. By producing a software-compatible system, the intention was to reduce time and cost to develop software. However, the lengthy process of developing manufa ...

English Electric KDF9 KDF9 was an early British 48-bit computer designed and built by English Electric (which in 1968 was merged into International Computers Limited (ICL)). The first machine came into service in 1964 and the last of 29 machines was decommissioned ...

200/200 (7/64) *

200/2200 (12/65) *

3301 (7/6

* SDS 9xx computers, SDS 925 *

SDS 930 The SDS 930 was a commercial 24-bit computer using bipolar junction transistors sold by Scientific Data Systems. It was announced in December 1963, with first installations in June 1964. Description An SDS 930 system consists of at least three ...

II, III (6/64) *

G (4/64) *

CDC 6600 The CDC 6600 was the flagship of the 6000 series of mainframe computer systems manufactured by Control Data Corporation. Generally considered to be the first successful supercomputer, it outperformed the industry's prior recordholder, the IBM ...

Titan (1963 computer) Titan was the prototype of the Atlas 2 computer developed by Ferranti and the University of Cambridge Mathematical Laboratory in Cambridge, England. It was designed starting in 1963, and in operation from 1964 to 1973. History In 1961, the Univ ...

(Atlas 2) * Bunker-Ramo BR-133 aka AN/UYK-3 * UMC-10 *

PDP-6 The PDP-6, short for Programmed Data Processor model 6, is a computer developed by Digital Equipment Corporation (DEC) during 1963 and first delivered in the summer of 1964. It was an expansion of DEC's existing 18-bit systems to use a 36-bit da ...

1965

ICT 1900 series ICT 1900 was a family of mainframe computers released by International Computers and Tabulators (ICT) and later International Computers Limited (ICL) during the 1960s and 1970s. The 1900 series was notable for being one of the few non-American ...

-C * GE

435 __NOTOC__ Year 435 (Roman numerals, CDXXXV) was a common year starting on Tuesday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Theodosius and Valentinianus (or, less f ...

(9/65) *

GE-600 series The GE-600 series was a family of 36-bit mainframe computers originating in the 1960s, built by General Electric (GE). When GE left the mainframe business the line was sold to Honeywell, which built similar systems into the 1990s as the division ...

(some integrated circuits) * NCR 315-RMC * PDP-8 & 8S (1965 & 1966) *

IBM System/360 The IBM System/360 (S/360) is a family of mainframe computer systems that was announced by IBM on April 7, 1964, and delivered between 1965 and 1978. It was the first family of computers designed to cover both commercial and scientific applica ...

family, 14 models (1965-1971). Used

IBM SLT Solid Logic Technology (SLT) was IBM's method for hybrid packaging of electronic circuitry introduced in 1964 with the IBM System/360 series of computers and related machines. IBM chose to design custom hybrid circuits using discrete, flip chip ...

hybrid circuit A hybrid integrated circuit (HIC), hybrid microcircuit, hybrid circuit or simply hybrid is a miniaturized electronic circuit constructed of individual devices, such as semiconductor devices (e.g. transistors, diodes or monolithic ICs) and ...

s. *

IBM 1130 The IBM 1130 Computing System, introduced in 1965, was IBM's least expensive computer at that time. A binary 16-bit machine, it was marketed to price-sensitive, computing-intensive technical markets, like education and engineering, succeeding th ...

IBM's least-expensive computer at that time, also used

s (

) *

IBM M44/44X The IBM M44/44X was an experimental computer system from the mid-1960s, designed and operated at IBM's Thomas J. Watson Research Center at Yorktown Heights, New York. It was based on an IBM 7044 (the 'M44'), and simulated multiple 7044 virtual mach ...

* SDS 940 * TRASK, transistor version of

BESK BESK (''Binär Elektronisk SekvensKalkylator'', Swedish for "Binary Electronic Sequence Calculator") was Sweden's first electronic computer, using vacuum tubes instead of relays. It was developed by ''Matematikmaskinnämnden'' (Swedish Board ...

* Model 109-B * Ural computer family, 3 models (1965-1969) *Fabri-Tek BI-TRAN SIX Computer Educational System * Computer Control DDP-116 & 124 * Marconi Myriad I, Ferranti Minicor I

hybrid Hybrid may refer to: Science * Hybrid (biology), an offspring resulting from cross-breeding ** Hybrid grape, grape varieties produced by cross-breeding two ''Vitis'' species ** Hybridity, the property of a hybrid plant which is a union of two dif ...

diode–transistor logic Diode–transistor logic (DTL) is a class of digital circuits that is the direct ancestor of transistor–transistor logic. It is called so because the logic gating function (e.g., AND) is performed by a diode network and the amplifying functio ...

* UNIVAC 1108 II (9/65)

1966

Bundesarchiv B 145 Bild-F031433-0011, Aachen, Technische Hochschule, Rechenzentrum

CDC 6400 The CDC 6000 series is a discontinued family of mainframe computers manufactured by Control Data Corporation in the 1960s. It consisted of the CDC 6200, CDC 6300, CDC 6400, CDC 6500, CDC 6600 and CDC 6700 computers, which were all extremely rapid a ...

(June 1966) * DEC PDP-8/S * DEC

PDP-9 The PDP-9, the fourth of the five 18-bit minicomputers produced by Digital Equipment Corporation, was introduced in 1966. A total of 445 PDP-9 systems were produced, of which 40 were the compact, low-cost PDP-9/L units.. History The 18-bit PDP ...

* GE 115 (4/66) *

200 __NOTOC__ Year 200 ( CC) was a leap year starting on Tuesday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Severus and Victorinus (or, less frequently, year 953 '' Ab ur ...

/120 (2/66) *

/1200 (1/66) *

/4200 (12/66) *

IBM 1800 The IBM 1800 Data Acquisition and Control System (DACS) was a process control variant of the IBM 1130 with two extra instructions (CMP and DCM), extra I/O capabilities, 'selector channel like' cycle-stealing capability and three hardware index regi ...

* SDS 940 * SDS Sigma 2 *

UNIVAC 494 UNIVAC (Universal Automatic Computer) was a line of electronic digital stored-program computers starting with the products of the Eckert–Mauchly Computer Corporation. Later the name was applied to a division of the Remington Rand company and ...

* UNIVAC 1005 I, II, III (2/66)

1967

* CER-22 *D4a built in 1963 by Joachim Lehmann at the

TU Dresden TU Dresden (for german: Technische Universität Dresden, abbreviated as TUD and often wrongly translated as "Dresden University of Technology") is a public research university, the largest institute of higher education in the city of Dresden, th ...

in about 10 exemplars.Used for training and research purposes. After modifications produced from 1967 as Cellatron 8201.Revised in 1969 as Cellatron 8205. *

/ 8200

1968

PDP-10 Digital Equipment Corporation (DEC)'s PDP-10, later marketed as the DECsystem-10, is a mainframe computer family manufactured beginning in 1966 and discontinued in 1983. 1970s models and beyond were marketed under the DECsystem-10 name, especi ...

(first model only – later versions used ICs) * SDS 945 *

BESM-6 BESM-6 (russian: БЭСМ-6, short for ''Большая электронно-счётная машина'', i.e. 'Large Electronic Calculating Machine') was a Soviet electronic computer of the BESM series. It was the first Soviet second-generation ...

(first model only – later versions used ICs) *

Moscow Power Engineering Institute National Research University "Moscow Power Engineering Institute" (MPEI) is a public university based in Moscow, Russia. It offers training in the fields of Power Engineering, Electric Engineering, Radio Engineering, Electronics, Information Tec ...

M-54 * Digico Micro 16

1969

* CDC 6700 *

CDC 7600 The CDC 7600 was the Seymour Cray-designed successor to the CDC 6600, extending Control Data's dominance of the supercomputer field into the 1970s. The 7600 ran at 36.4 MHz (27.5 ns clock cycle) and had a 65 Kword primary memory (with a 6 ...

* GE 105 * GE-615 *

UNIVAC 1106 The UNIVAC 1100/2200 series is a series of compatible 36-bit computer systems, beginning with the UNIVAC 1107 in 1962, initially made by Sperry Rand. The series continues to be supported today by Unisys Corporation as the ClearPath Dorado Series. ...

*Univac 400 *

PDP-12 The PDP-12 (Programmed Data Processor) was created by Digital Equipment Corporation (DEC) in 1969 and was marketed specifically for science and engineering.see Mini-Computer section and press see more, then press see more again It was the third i ...

Notes

References

{{Mainframes Transistorized computers