Gigabyte GA-8I945GMBX: Block Diagram

Block Diagram

CPUCLK+/-(266/200/133MHz)

LGA775

VGA

PCI-ECLK

Processor

(100MHz)

Host

Interface

(Note)

DDRII 667

/533/400MHz DIMM

Intel

Dual Channel Memory

PCI Express x16

945G

DOTCLK (96MHz)

GMCH

SRCCLK-MCH (100MHz)

GMCHCLK (266/200/133MHz)

66MHz

1 PCI Express x 1 Port

33MHz

PCI-ECLK(100MHz)

14.318MHz

48MHz

RJ45

100MHz

BIOS

Intel Tekoa

82573V

4 Serial ATAII

Intel

ATA33/66/100

PCI Express x1 Bus

ICH7R

IDE Channels

PCI Bus

Floppy

LPT Port

TSB43AB23

IT8712

COM Ports

CODEC

48MHz

33MHz

3 IEEE1394

8 USB

PS/2 KB/Mouse

Ports

MIC

Line-In

2 PCI

Line-Out

SPDIF In

SPDIF Out

Side Speaker Out

Surround Speaker Out

PCICLK

(33MHz)

Center/Subwoofer Speaker Out

(Note) To use a DDRII 667 memory module on the motherboard, you must install an 800/1066MHz FSB

processor .

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