Chapter 3 Processor/Memory Subsystem; Introduction - HP Compaq d330 DT Technical Reference Manual

Chapter 3
PROCESSOR/
MEMORY SUBSYSTEM
3.

Chapter 3 PROCESSOR/MEMORY SUBSYSTEM

3.1

INTRODUCTION

This chapter describes the processor/memory subsystem. These systems feature the Intel Pentium
4 processor and the 865G chipset (Figure 3-1). These systems support PC2100, PC2700, or
PC3200 SDRAM memory.
Pentium 4
Processor
64-Bit FSB
FSB I/F
82865G
AGP
GMCH
I/F
Hub I/F
Covered in Chapter 4
Figure 3–1. Processor/Memory Subsystem Architecture
This chapter includes the following topics:
♦ Pentium 4 processor [3.2]
♦ Memory subsystem [3.3]
♦ Subsystem configuration {3.4]
Cntl
Ch. 1 64-Bit
Mem. Bus
Memory
Cntlr.
Ch. 2 64-Bit
Mem. Bus
page 3-2
page 3-5
page 3-8
hp compaq d330 and d530 Series Personal Computers
First Edition - June 2003
Technical Reference Guide
USDT ST, SFF, DT, MT, CMT
System Memory
XMM1
Ch 1
DIMM
In
Socket
XMM2
Ch 2
DIMM
In
Socket
Featuring the Intel Pentium 4 Processor
System Memory
XMM1 XMM2
Ch 1 Ch 1
DIMM
DIMM
In
Socket
Socket
XMM3 XMM4
Ch 2 Ch 2
DIMM DIMM
In
Socket
Socket
3-1