Chapter 20. Pentium® Hardware Overview

The Previous Chapter

This chapter provided a detailed description of the software enhancement included in the 486 processor. This discussion is directly applicable to all subsequent IA32 processors and covered:

  • The on-die FPU.

  • The Alignment Checking Feature.

  • Paging-Related Changes.

  • Caching-Related Changes to the Programming Environment.

  • The Test Registers.

  • Instruction Set Changes.

  • New/Altered Exceptions.

This Chapter

This chapter provides an overview of the Pentium® processor's hardware design characteristics. This includes:

  • The Pentium® roadmap.

  • An overview of the Pentium® internal architecture.

  • An overview of the Pentium® FSB.

  • The Caches.

  • The Local APIC.

  • The Test Access Port (TAP). This discussion is directly applicable ...

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