Technical Reference Guide www.hp.com 3-1
3
Processor/Memory Subsystem
3.1 Introduction
This chapter describes the processor/memory subsystem. These systems support the Intel
Pentium and Core processor families and use the Q35 chipset (Figure 3-1). These systems
support PC2-6400 and PC2-5300 DDR2 memory modules.
Figure 3-1. Processor/Memory Subsystem Architecture
This chapter includes the following topics:
■ Intel Pentium processor (3.2)
■ Memory subsystem (3.3)
Processor
Q35
GMCH
Cntrl
SDRAM
XMM1
Channel A
DIMM
DIMM
DIMM
DIMM
XMM3
XMM4 [1]
XMM2 [1]
FSB I/F
Note:
[1] Not present on USDT form factor.
Intel
Intel
Channel B
or
SODIMM
or
SODIMM