Intel Pentium 4 Processor Motherboard GA-8I865GME - Manual (Page 7)

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Block Diagram
Line-Out
MIC
Pentium 4
Socket 478
CPU
CPUCLK+/-(133/200MHz)
33MHz
Host
Interface
Intel
865G
GMCH
GMCHCLK (66MHz)
66MHz
48MHz
DDR 400/333/266MHz DIMM
14.318MHz
33MHz
IT8712
2 Serial ATA
ATA33/66/100
IDE Channels
Intel
ICH5
14.318MHz
BIOS
CODEC
Line-In
PCICLK
(33MHz)
3 PCI
PCI Bus
EP82562G
RJ45
6 USB
Ports
Dual Channel Memory
Floppy
PS/2 KB/Mouse
LPT Port
VGA
HCLK (133/200MHz)
COM Port
AGPCLK 66MHz
AGP 4X/8X