GIGABYTE GA-8I845GVM775 - Manual (Page 7)

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Block Diagram
Intel
LGA775
CPU
Intel
845GV
ITE8712
AC97
CODEC
FWH
Intel
ICH 4
CPUCLK+/- (100/133MHz)
System Bus 400/533MHz
DDR RAM
333/266 MHz
MCHCLK+/- (100/133MHz)
GMCHCLK (66MHz)
66 MHz
33 MHz
14.318 MHz
48 MHz
24 MHz
33 MHz
LPC BUS
AGPCLK
(66MHz)
3 PCI
AC97 Link
MIC
LINE-IN
LINE-OUT
6*USB
2.0/1.1
(4 by cable)
ATA33/66/100
IDE Channels
CLK
GEN
MCHCLK+/- (100/133MHz)
CPUCLK+/- (100/133MHz)
AGPCLK (66MHz)
GMCHCLK (66MHz)
ICH3V66 (66MHz)
PCICLK (33MHz)
USBCLK (48MHz)
14.318 MHz
33 MHz
Game Port
Floppy
LPT Port
PS/2
KB/Mouse
2 COM Ports
RJ45
RTL8100C
24 MHz
VGA Port
PCICLK
(33MHz)