Intel iAPX 432 General Data Processor Architecture Reference Manual

The Intel iAPX 432 Architecture Reference Manual describes the processor’s instruction set, object model, memory management, and fault handling.


Intel iAPX 432 General Data Processor Architecture Reference Manual - cover page
Brand
Intel
Category
Other device
Document type
Programming Manual
Language
English
Pages
405
File format
PDF
File size
17.9 MB
Published
06 October, 2026
Updated
06 October, 2026
MD5 checksum
751432CDAE322388465EEDD91192C94E

About this manual

This manual provides a detailed description of the iAPX 432 General Data Processor (GDP) architecture, covering its instruction set, object addressing, protection mechanisms, and support for multiprocessing, fault tolerance, and numerical computation. It distinguishes the architecture from implementation details such as chip count, clock speed, and hardware signals.

The document is organized into two parts: a tutorial overview of architectural features and a reference section with operator descriptions, instruction encodings, and fault/trace information. It also lists related Intel manuals for interface processors, interconnect architecture, and development tools.

What's inside

  • Preface
  • Revision History
  • Architecture vs Implementation
  • Component Releases
  • Processor Base Architecture
  • References
  • Manual Organization
  • Glossary

Specifications

Order Number171860-004
Release version3.2

Frequently asked questions

What features does the iAPX 432 architecture support?

It supports flexible run‑time protection of programs and data, operating systems and modular programming languages, multiprocessing, accurate and robust numerical computation, and reliable fault‑tolerant hardware and software.

Where can additional copies of this manual be obtained?

Additional copies can be obtained from Intel’s Literature Department at 3065 Bowers Avenue, Santa Clara, CA.

What is the operating system for the iAPX 432 called?

The iAPX 432 operating system is called iMAX 432.

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