MSI MS-6391 User Manual page 8

Introduction
The 845 Pro4 (MS-6391) ATX mainboard is a high-performance
computer mainboard based on Intel
845 Pro4 is designed for Intel
package that delivers a high performance and professional desktop
platform solution.
The Intel
processor interface, SDRAM interface, AGP interface and hub interface.
It supports: a single processor with a data transfer rate of 400MHz,
SDRAM at 133MHz operation (PC133), AGTL+ host bus with integrated
termination supporting 32-bit host addressing, 1.5V AGP interface with
4x SBA/data transfer and 2x/4x fast write capability, and 8-bit, 66MHz
4x hub interface to the Intel ICH2.
The 82801BA I/O Controller Hub 2 (ICH2) provides the I/O
subsystem with access to the rest of the system and additionally integrates
many I/O functions. It supports: upstream hub interface for access to the
Intel MCH, 2-channel Ultra ATA/100 bus master IDE controller, USB
controller 1.1 (expanded capabilities for 4 ports), I/O APIC, SMBus
controller, FWH interface, LPC interface, AC'97 2.1 interface, PCI 2.2
interface, integrated system management controller, and integrated LAN
controller.
This chapter includes the following topics:
Mainboard Specifications
Mainboard Layout
Quick Components Guide
Key Features
MSI Special Features
®
82845 Memory Controller Hub (MCH) provides the
®
82845 & 82801BA chipsets. The
®
Pentium 4 processor in the 478 pin
®
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