Technical Reference Guide
Compaq Deskpro EXS and Workstation 300 Personal Computers
Featuring the Intel Pentium 4 Processor
First Edition - December 2000
2-9
Figure 2–6.
System Architecture, Block diagram
82801BA
ICH2
Pri. IDE
I/F
USB
I/F (4)
Power
Supply
82802
FWH
Sec. IDE
I/F
LPC47B357 I/O Controller
Serial
I/F (2)
Parallel
I/F
Keyboard/
Mouse I/F
Diskette
I/F
33-MHz
32-Bit PCI Bus
UATA/100
Hard Drive
850 Chipset
LPC
Bus
Hub Link
Bus
PCI Slot 5
Pentium 4
Processor
82850
MCH
400- MHz FSB
RDRAM
Cntlr.
Beep
Audio
CD
Audio
AGP
4X
I/F
RGB
Graphics
Controller
Card
Audio
Subsystem
Channel A
RDRAM Bus
PC800
RIMM Pair(s)
PCI Slot 4
PCI Slot 3
PCI Slot 2
AGP Slot
Channel B
RDRAM Bus
PC800
RIMM Pair(s)
V.90
56K
PCI
Modem Card
PCI Slot 1
Intel
PRO/100+
Mgmt.
Adapter Card
Adaptec
29160N
SCSI
Adapter Card
SCSI
Hard Drive
Some Deskpro Workstation 300 models.
Some Deskpro EXS models.