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IBM Personal Computer AT

The IBM Personal Computer AT (model 5170, abbreviated as IBM AT or PC/AT) was released in August 1984 as the fourth model in the IBM Personal Computer line, following the IBM PC XT and its IBM Portable PC variant. It is based on the 16-bit Intel 80286 microprocessor; the three earlier systems are all Intel 8088-based. The system sold for approximately…

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Also known as
IBM AT, PC/AT
CPU
Intel 80286 @ 6 and 8 MHz
Discontinued
April 2, 1987
Graphics
CGA, EGA
Input
Parallel, serial
Introductory price
Approx. US$6,000 (equivalent to $19,400 in 2025)

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IBM Personal Computer AT

Nodes71
Edges70
Triples22
Avg. degree1.97
Density0.028169
Components1

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IBM Personal Computer AT

Top relations

Operating system · 5
IBM Personal Computer AT → IBM & SCO Xenix, IBM PC DOS 3.0+, OS/2 1.x, PC/IX 1.1, Windows 1.0–3.1
Also known as · 1
IBM Personal Computer AT → IBM AT, PC/AT
CPU · 1
IBM Personal Computer AT → Intel 80286 @ 6 and 8 MHz
Discontinued · 1
IBM Personal Computer AT → April 2, 1987
Graphics · 1
IBM Personal Computer AT → CGA, EGA
Input · 1
IBM Personal Computer AT → Parallel, serial
Introductory price · 1
IBM Personal Computer AT → Approx. US$6,000 (equivalent to $19,400 in 2025)
Lifespan · 1
IBM Personal Computer AT → 1984–1987
Manufacturer · 1
IBM Personal Computer AT → IBM
Memory · 1
IBM Personal Computer AT → 256–512 KB onboard + 3.5 MB with additional memory cards

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Important terminology

pc ibm drive computer power disk line models system xt also floppy 1984 intel 80286 keyboard personal mb kb sold

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
IBM Personal Computer ATAlso known asIBM AT, PC/AT1.00infobox
IBM Personal Computer ATCPUIntel 80286 @ 6 and 8 MHz1.00infobox
IBM Personal Computer ATDiscontinuedApril 2, 19871.00infobox
IBM Personal Computer ATGraphicsCGA, EGA1.00infobox
IBM Personal Computer ATInputParallel, serial1.00infobox
IBM Personal Computer ATIntroductory priceApprox. US$6,000 (equivalent to $19,400 in 2025)1.00infobox
IBM Personal Computer ATLifespan1984–19871.00infobox
IBM Personal Computer ATManufacturerIBM1.00infobox
IBM Personal Computer ATMemory256–512 KB onboard + 3.5 MB with additional memory cards1.00infobox
IBM Personal Computer ATOperating systemIBM PC DOS 3.0+1.00infobox
IBM Personal Computer ATOperating systemOS/2 1.x1.00infobox
IBM Personal Computer ATOperating systemPC/IX 1.11.00infobox
IBM Personal Computer ATOperating systemIBM & SCO Xenix1.00infobox
IBM Personal Computer ATOperating systemWindows 1.0–3.11.00infobox
IBM Personal Computer ATPower120/240 VAC1.00infobox
IBM Personal Computer ATPredecessorIBM Personal Computer XT1.00infobox
IBM Personal Computer ATRelatedList of IBM Personal Computer models1.00infobox
IBM Personal Computer ATReleasedAugust 14, 1984; 42 years ago (1984-08-14)1.00infobox
IBM Personal Computer ATStorage20 MB hard drive 1.2 MB HD 5.25" (135 mm) floppy drive1.00infobox
IBM Personal Computer ATSuccessorIBM Personal System/21.00infobox
IBM Personal Computer ATTypePersonal Computer1.00infobox
IBM Personal Computer ATUnits sold>100,0001.00infobox

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