Gigabyte GA-8GEMT4: Chapter 4 Technical Reference

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Chapter 4 Technical Reference

Block Diagram

Pentium 4

CPUCLK+/- (100/133MHz)

Socket 478

CPU

AGP 4X

AGPCLK

System Bus

(66MHz)

400/533MHz

DDR

266/333MHz

82845GE

ZCLK (66MHz)

HCLK+/- (100/133MHz)

66MHz

3 PCI

33 MHz

14.318 MHz

48 MHz

BIOS

ICH4

Game Port

LPC BUS

Floppy

IT8712

RTL8101L(*)

24 MHz

LPT Port

AC97 Link

AC97

PS/2

PCICLK

CODEC

KB/Mouse

RJ45(*)

(33MHz)

6 USB

ATA33/66/100

33 MHz

Ports

IDE Channels

COM

MIC

(2.0/1.1)

Ports

LINE-IN

LINE-OUT

PCICLK (33MHz)

MCHCLK+/- (100/133MHz)

USBCLK (48MHz)

CLK

CPUCLK+/- (100/133MHz)

14.318 MHz

AGPCLK (66MHz)

GEN

33 MHz

GMCHCLK (66MHz)

24 MHz

ICH3V66 (66MHz)

“ * ” Only for GA-8GEMT4.

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Technical Reference