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IBM System/390: History & Products

The IBM System/390 is a discontinued mainframe product family implementing ESA/390, the fifth generation of the System/360 instruction set architecture. The first computers to use the ESA/390 were the Enterprise System/9000 (ES/9000) family, which were introduced in 1990. These were followed by the 9672, Multiprise, and Integrated Server families of…

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IBM System/390 topic overview

The analysis highlights History and Products as prominent areas in the source structure around IBM System/390.

Related topics
63
Source areas
3
Connected nodes
66
Extracted relationships
9
Related term clusters
23
Bridge connections
66

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

S/390 computers · 27 topics
Overview · 21 topics
History · 15 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Discontinued
December 31, 2004
Manufacturer
International Business Machines Corporation (IBM)
Memory
ES/9000: up to 2 GB main + 8 GB expanded 9672: up to 32 GB main (2 GB flat)
Operating system
MVS/ESA, OS/390, VSE/ESA and VM/ESA
Predecessor
IBM 3090, 4300 and 9370
Released
September 5, 1990; 35 years ago (1990-09-05)

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IBM System/390
4IBM 4300 · MVS/ESA · VM/ESA
7IBM 3090 · IBM 9370 · Nanosecond
9Mainframe computer · ESA/390 · IBM System/360 architecture
15PS/2 · AS/400 · Minicomputer

Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

History

S/390 computers

For the semantics nerds

You can skip this section if you’re here for content ideas and keyword inspiration.

Advanced semantic analysis

How IBM System/390 connects Entity context

The extracted context around IBM System/390 shows recurring relationship patterns in the source. For example, IBM System/390 → December 31, 2004 Another extracted example is IBM System/390 → International Business Machines Corporation (IBM). Use these groups to spot repeated connection types before inspecting the individual relationships.

IBM System/390

Top relations

Discontinued · 1
IBM System/390 → December 31, 2004
Manufacturer · 1
IBM System/390 → International Business Machines Corporation (IBM)
Memory · 1
IBM System/390 → ES/9000: up to 2 GB main + 8 GB expanded 9672: up to 32 GB main (2 GB flat)
Operating system · 1
IBM System/390 → MVS/ESA, OS/390, VSE/ESA and VM/ESA
Predecessor · 1
IBM System/390 → IBM 3090, 4300 and 9370
Released · 1
IBM System/390 → September 5, 1990; 35 years ago (1990-09-05)
Successor · 1
IBM System/390 → IBM Z
Type · 1
IBM System/390 → mainframe (S/360-compatible)
is a · 1
IBM System/390 → discontinued mainframe product family implementing ESA/390

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

ibm 390 system models esa 9672 mainframe 9000 es 370 architecture 3090 enterprise server performance available multiprise 9221 mhz 360

IBM System/390 relationships Subject–Predicate–Object triples

TTTA extracted 9 structured relationships around IBM System/390. Examples in this analysis include IBM System/390 → Discontinued → December 31, 2004 and IBM System/390 → Manufacturer → International Business Machines Corporation (IBM). The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
IBM System/390DiscontinuedDecember 31, 20041.00infobox
IBM System/390ManufacturerInternational Business Machines Corporation (IBM)1.00infobox
IBM System/390MemoryES/9000: up to 2 GB main + 8 GB expanded 9672: up to 32 GB main (2 GB flat)1.00infobox
IBM System/390Operating systemMVS/ESA, OS/390, VSE/ESA and VM/ESA1.00infobox
IBM System/390PredecessorIBM 3090, 4300 and 93701.00infobox
IBM System/390ReleasedSeptember 5, 1990; 35 years ago (1990-09-05)1.00infobox
IBM System/390SuccessorIBM Z1.00infobox
IBM System/390Typemainframe (S/360-compatible)1.00infobox
IBM System/390is adiscontinued mainframe product family implementing ESA/3900.90text

Related concept clusters Related term clusters

The concept neighborhoods around IBM System/390 bring nearby vocabulary together. In this analysis, examples include Mainframe, System and Es. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • IBM System/390
    • Mainframe
    • System
    • Es
    • Esa
    • Pdf
    • Enterprise
    • Models
    • History
    • Parallel
    • Also
    • September
    • Server
  • ibm system/390
    • Mainframe
    • System
    • Es
    • History
    • Esa
    • Pdf
    • Enterprise
    • Models
    • Parallel
    • Also
    • September
    • Server
  • ibm 3090
    • Mainframe
    • System
    • Es
    • Esa
    • Pdf
    • Enterprise
    • Models
    • History
    • Parallel
    • Also
    • September
    • Server
  • ibm 9370
    • Mainframe
    • System
    • Es
    • Esa
    • Pdf
    • Enterprise
    • Models
    • History
    • Parallel
    • Also
    • September
    • Server
  • ibm
    • Mainframe
    • System
    • Es
    • Esa
    • Pdf
    • Enterprise
    • Models
    • History
    • Parallel
    • Also
    • September
    • Server
  • esa/390
    • Architecture
    • Enterprise
    • Ibm
    • System
    • Mainframe
    • Last
    • Parallel
    • Systems
    • Es
    • Models
    • Family
    • Generation
  • esa/370
    • Architecture
    • Enterprise
    • Ibm
    • System
    • Mainframe
    • Last
    • Parallel
    • Systems
    • Es
    • Models
    • Family
    • Generation
  • mvs/esa
    • Architecture
    • Enterprise
    • Ibm
    • System
    • Mainframe
    • Last
    • Parallel
    • Systems
    • Es
    • Models
    • Family
    • Generation

Connections between topic areas Semantic bridges

For IBM System/390, one of the stronger structural bridges in this analysis connects IBM System/390 with S/390 computers. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3
IBM System/390 — S/390 computers · splits 39 ⟂ 28
IBM System/390 — Overview · splits 45 ⟂ 22
IBM System/390 — History · splits 51 ⟂ 16

Map overview Semantic statistics

IBM System/390

Nodes67
Edges66
Triples9
Avg. degree1.97
Density0.029851
Components1

Source & methodology

TTTA analyzes the structure around IBM System/390 to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History & Products, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — IBM System/390 · EN edition · Analysis: TopicsToTalkAbout

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