IBM 704
E680643
The IBM 704 was a pioneering 1950s vacuum-tube mainframe computer notable for its support of floating-point arithmetic and its influential role in early high-level programming languages and computer architecture.
Statements (58)
| Predicate | Object |
|---|---|
| instanceOf |
mainframe computer
ⓘ
vacuum-tube computer ⓘ |
| alsoKnownAs | IBM 704 Data Processing System NERFINISHED ⓘ |
| announced | 1954 ⓘ |
| architecture | 36-bit architecture ⓘ |
| clockSpeed | approximately 40 kHz effective ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| designedFor | large scientific and technical institutions ⓘ |
| discontinued | 1960 ⓘ |
| firstShipment | 1955 ⓘ |
| hasFeature |
drum storage (optional)
ⓘ
hardware floating-point unit ⓘ magnetic tape I/O ⓘ punched card I/O ⓘ three index registers ⓘ |
| influenced |
IBM 709 architecture
ⓘ
IBM 7090 architecture NERFINISHED ⓘ early FORTRAN compiler design ⓘ index register usage in later architectures ⓘ |
| inputDevice | card reader ⓘ |
| instructionFormat | single-address instruction format ⓘ |
| instructionSet | binary instruction set ⓘ |
| introduced | 1954 ⓘ |
| manufacturer | IBM NERFINISHED ⓘ |
| memoryCapacity |
4096 words
ⓘ
8192 words ⓘ |
| memoryCycleTime | 12 microseconds ⓘ |
| memoryType | magnetic core memory ⓘ |
| notableFor |
first mass-produced computer with hardware floating-point
ⓘ
pioneering role in scientific computing ⓘ platform for the first successful FORTRAN compiler ⓘ |
| numericRepresentation | sign-magnitude ⓘ |
| operatingMode | batch processing ⓘ |
| osSupport | FORTRAN Monitor System (FMS) NERFINISHED ⓘ |
| outputDevice | line printer ⓘ |
| physicalSize | room-sized system ⓘ |
| powerRequirement | tens of kilowatts ⓘ |
| predecessor | IBM 701 NERFINISHED ⓘ |
| primaryLanguage |
FORTRAN
NERFINISHED
ⓘ
FORTRAN I NERFINISHED ⓘ FORTRAN II NERFINISHED ⓘ |
| storageMedium | magnetic tape ⓘ |
| successor |
IBM 709
NERFINISHED
ⓘ
IBM 7090 NERFINISHED ⓘ |
| supports |
fixed-point arithmetic
ⓘ
floating-point arithmetic ⓘ index registers ⓘ |
| technology | vacuum tubes ⓘ |
| usedAt |
IBM Watson Scientific Computing Laboratory
NERFINISHED
ⓘ
Los Alamos National Laboratory NERFINISHED ⓘ Massachusetts Institute of Technology NERFINISHED ⓘ United States Air Force NERFINISHED ⓘ |
| usedFor |
aeronautical research
ⓘ
ballistic trajectory calculations ⓘ early artificial intelligence research ⓘ engineering calculations ⓘ scientific computing ⓘ |
| wordLength | 36 bits ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.