Gigabyte GA-945P-S3 Manual - Page 8

Block Diagram - lga775

Page 8 highlights

Block Diagram PCIe CLK (100 MHz) LGA775 Processor CPU CLK+/-(266/200/133 MHz) PCI Express x16 LAN RJ45 RTL8111B Host Interface DDRII 667(Note)/533/400 MHz DIMM Intel® 945P Dual Channel Memory MCH CLK (266/200/133 MHz) PCI Express Bus x1 x1 x1 x1 PCIe CLK Intel® (100 MHz) ICH7 3 PCI Express x1 PCI Bus CODEC BIOS ATA 33/66/100 IDE Channel 4 SATA 3Gb/s IT8718 Floppy LPT Port COM Port PS/2 KB/Mouse Surround Speaker Out Center/Subwoofer Speaker Out Side Speaker Out MIC Line-Out Line-In SPDIF In SPDIF Out 3 PCI PCI CLK (33 MHz) 8 USB Ports (Note) To use a DDRII 667 memory module on the motherboard, you must install a 1066/800 MHz FSB processor. - 8 -

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- 8 -
Block Diagram
(Note)
To use a DDRII 667 memory module on the motherboard, you must install a 1066/800 MHz
FSB processor.
Center/Subwoofer Speaker Out
Line-Out
MIC
CPU CLK+/-(266/200/133 MHz)
PCI Express x16
Host
Interface
MCH CLK (266/200/133 MHz)
DDRII 667
(Note)
/533/400 MHz
DIMM
IT8718
Line-In
3 PCI
PCI Bus
SPDIF In
SPDIF Out
3 PCI Express x1
PCI Express Bus
8 USB
Ports
Dual Channel Memory
Side Speaker Out
Surround Speaker Out
PCIe CLK
(100 MHz)
RTL8111B
x1
LAN
RJ45
PCI CLK (33 MHz)
CODEC
PCIe CLK
(100 MHz)
Intel
®
945P
Intel
®
ICH7
LGA775
Processor
x1
x1
x1
4 SATA 3Gb/s
ATA 33/66/100
IDE Channel
BIOS
PS/2 KB/Mouse
COM Port
LPT Port
Floppy