Gigabyte GA-M55SLI-S4 user manual Block Diagram

Block Diagram

	1 PCIE x 16				2 PCIE x 8
PCI-ECLK					or
	(100MHz)
						SLI Mode
Normal Mode
			SLI Jumper
				PCI Express x 16 Bus
		PCI Express x 1 Bus

AMD Socket		CPUCLK+/-(200MHz)
		DDRII 400/533/667/800MHz DIMM
AM2 CPU
			Dual Channel Memory
	Hyper Transport Bus

		x 1		x 1	x 1
PCI-ECLK
(100MHz)
3 PCI Express x 1
	RJ45		Marvell
			88E1116

PCI Bus

TSB43AB23

3 IEEE1394

nVIDIA® nForce4

SLI

CODEC

4 SATA 3Gb/s

ATA33/66/100/133 IDE Channels

LPC BUS			Floppy
			LPT Port
	IT8716		COM Port
		PS/2 KB/Mouse
	BIOS

Out

Out

Out

MIC -Out Line-In In Out

10 USB

2 PCI

PCICLK (33MHz)

Side Speaker

Center/Subwoofer Spear

Surround Speaker

Line SPDIF SPDIF

Ports

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