Chapter 22. P6 Road Map

The Previous Chapter

This chapter provided a description of the software enhancements incorporated in the Pentium® processor. This discussion is directly applicable to all subsequent IA32 processors. It included:

  • The VM86 Extensions.

  • Protected Mode Virtual Interrupts.

  • The Debug Extension.

  • The Time Stamp Counter.

  • 4MB Pages.

  • the Machine Check Architecture (MCA).

  • Performance Monitoring.

  • The Local APIC Register Set.

  • The MSRs Added.

  • Instruction Set Changes (including MMX).

  • New/Altered Exceptions.

This Chapter

This chapter provides the P6 processor roadmap.

The Next Chapter

The next chapter provides a brief introduction to the Pentium® Pro processor's hardware design characteristics.

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