82845PE Datasheet, PDF (16/176 Pages) Intel Corporation – 82845GE Graphics and Memory Controller Hub (GMCH) and 82845PE Memory Controller Hub (MCH)

Introduction
Figure 1-1. Intel^® 845GE/845PE Chipset System Block Diagram
VGA
(82845GE only)
AGP 4x
Or
2 Intel^® DVO Ports
(82845GE only)
1.06 GB/s
4 IDE Devices
UltraATA/100
6 USB Ports,
3UHCI, EHCI
AC '97 Codec(s)
(optional)
AC'97 2.3
LAN Connect
Debug Port
GPIO
Processor
System Bus
400/533 MHz
845GE/845PE Chipset
Intel^® 82845GE
GMCH /
Intel^® 82845PE
MCH
System Memory
Interface
DDR-
SDRAM
2.1 / 2.7 GB/s
Hub
Interface
PCI Bus
PCI
Slots
Intel^® 82801DB
I/O Controller Hub 4
(ICH4)
PCI
Agent
LPC I/F
Super I/O
SMBus
SMBus
Devices
Keyboard,
Mouse, FD, PP,
SP, IR
FWH Flash
BIOS
16
Intel^® 82845GE/82845PE Datasheet