Intel Desktop Board D865PCD Technical Product Specification
14
1.1.3 Block Diagram

Figure 2 is a block diagram of the major functional areas of the board.

Intel 865P Chipset

Intel 82801EB
I/O Controller Hub
(ICH5)
Intel 82865P
Memory Controller
Hub (MCH)
4 Mbit
Firmware Hub
(FWH)
AHA
Bus
System Bus
(400/533 MHz)
mPGA478
Processor Socket
Parallel ATA IDE
Connectors (2)
Diskette Drive
Connector
LPC Bus
I/O
Controller PS/2 Keyboard
PS/2 Mouse
Parallel Port
Serial Port
Parallel ATA
IDE Interface
LPC
Bus
OM17046
Realtek
ALC202
Audio Codec Mic In
CD-ROM
Line In
LAN
Connector
10/100
LAN PLC
CSMA/CD
Unit Interface
AGP
Interface
Universal 0.8/
1.5 V AGP 3.0
Connector
= connector or socket
PCI Bus
SMBus
AC
Link
Back Panel/
Front Panel
USB Ports
USB
Dual-Channel
Memory Bus
SMBus
PCI Slot 1
PCI Slot 2
PCI Slot 3
Line Out
Channel A
DIMM
Channel B
DIMM

Figure 2. Block Diagram