IBM Personal System/2 line
E233790
The IBM Personal System/2 line was a series of IBM personal computers introduced in the late 1980s that popularized the PS/2 hardware architecture and VGA graphics standard in the PC market.
All labels observed (4)
| Label | Occurrences |
|---|---|
| IBM PS/2 Model 25 | 1 |
| IBM PS/2 line of personal computers | 1 |
| IBM Personal System/2 line canonical | 1 |
| Personal System/2 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2105936 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: IBM Personal System/2 line Context triple: [IBM PC AT, successor, IBM Personal System/2 line]
-
A.
IBM RS/6000 systems
IBM RS/6000 systems are a family of RISC-based workstations and servers from IBM, widely used in enterprise and technical computing environments for running UNIX (AIX) and high-performance applications.
-
B.
IBM PC AT
The IBM PC AT is a second-generation IBM personal computer introduced in 1984 that featured the Intel 80286 processor and set many hardware and expansion standards for business PCs.
-
C.
IBM PC
The IBM PC is the original 1981 personal computer model from IBM that became a de facto industry standard and helped popularize home and business computing worldwide.
-
D.
IBM 3081
The IBM 3081 was a high-performance mainframe computer introduced in the early 1980s as part of IBM’s next generation of System/370-compatible processors, known for significantly advancing processing speed and system throughput in enterprise computing.
-
E.
IBM 3083
The IBM 3083 is a mainframe computer model in IBM’s 308X family, introduced in the early 1980s as a more powerful and efficient successor to earlier System/370 processors.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: IBM Personal System/2 line Target entity description: The IBM Personal System/2 line was a series of IBM personal computers introduced in the late 1980s that popularized the PS/2 hardware architecture and VGA graphics standard in the PC market.
-
A.
IBM RS/6000 systems
IBM RS/6000 systems are a family of RISC-based workstations and servers from IBM, widely used in enterprise and technical computing environments for running UNIX (AIX) and high-performance applications.
-
B.
IBM PC AT
The IBM PC AT is a second-generation IBM personal computer introduced in 1984 that featured the Intel 80286 processor and set many hardware and expansion standards for business PCs.
-
C.
IBM PC
The IBM PC is the original 1981 personal computer model from IBM that became a de facto industry standard and helped popularize home and business computing worldwide.
-
D.
IBM 3081
The IBM 3081 was a high-performance mainframe computer introduced in the early 1980s as part of IBM’s next generation of System/370-compatible processors, known for significantly advancing processing speed and system throughput in enterprise computing.
-
E.
IBM 3083
The IBM 3083 is a mainframe computer model in IBM’s 308X family, introduced in the early 1980s as a more powerful and efficient successor to earlier System/370 processors.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
IBM product line
ⓘ
personal computer line ⓘ |
| abbreviation | PS/2 ⓘ |
| branding |
IBM Personal System/2 line
self-linksurface differs
ⓘ
surface form:
Personal System/2
|
| busStandard | Micro Channel Architecture ⓘ |
| category | IBM PS/2 ⓘ |
| commercialStatus | discontinued ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| cpuArchitecture | x86 ⓘ |
| designedFor | IBM PC-compatible software ⓘ |
| discontinuedInPeriod | 1990s ⓘ |
| formFactor |
desktop computer
ⓘ
tower computer ⓘ |
| graphicsStandard | VGA ⓘ |
| hardwareArchitecture | PS/2 architecture ⓘ |
| inception | 1987 ⓘ |
| includesModel |
IBM Personal System/2 line
self-linksurface differs
ⓘ
surface form:
IBM PS/2 Model 25
IBM PS/2 Model 30 ⓘ IBM PS/2 Model 50 ⓘ IBM PS/2 Model 55SX ⓘ IBM PS/2 Model 60 ⓘ IBM PS/2 Model 70 ⓘ IBM PS/2 Model 80 ⓘ |
| industryImpact |
influenced standardization of VGA graphics
ⓘ
introduced proprietary Micro Channel bus that limited third-party adoption ⓘ |
| introducedInPeriod | late 1980s ⓘ |
| mainCompetitor |
Compaq Deskpro
ⓘ
Dell ⓘ
surface form:
Dell personal computers
HP Vectra ⓘ |
| manufacturer | IBM ⓘ |
| marketedAs | PS/2 ⓘ |
| notableFor |
popularizing PS/2 hardware architecture in the PC market
ⓘ
popularizing VGA graphics standard in the PC market ⓘ |
| notableHardwareFeature |
3.5-inch floppy disk drive as standard
ⓘ
integrated VGA graphics ⓘ use of Micro Channel Architecture expansion bus ⓘ |
| osSupported |
MS-DOS
ⓘ
surface form:
IBM PC DOS
MS-DOS ⓘ
surface form:
Microsoft MS-DOS
Windows ⓘ
surface form:
Microsoft Windows
OS/2 ⓘ |
| platform | IBM PC compatible ⓘ |
| predecessor |
IBM PC AT
ⓘ
surface form:
IBM PC/AT
IBM PC ⓘ
surface form:
IBM Personal Computer line
|
| successor |
IBM PC Series
ⓘ
IBM PS/ValuePoint ⓘ |
| targetMarket |
business users
ⓘ
professional users ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: IBM Personal System/2 line Description of subject: The IBM Personal System/2 line was a series of IBM personal computers introduced in the late 1980s that popularized the PS/2 hardware architecture and VGA graphics standard in the PC market.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
IBM PS/2 line of personal computers
this entity surface form:
IBM PS/2 Model 25
this entity surface form:
Personal System/2