Gigabyte GA-8AENXP-D User Manual page 45

Intel pentium 4 lga775 processor motherboard
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CPU Host Frequency(Mhz)
100Mhz ~ 600Mhz
If you use a 533Mhz FSB processor, please set CPU Host Frequency to 133Mhz.
If you use an 800Mhz FSB processor, please set CPU Host Frequency to 200Mhz.
If you use a 1066Mhz FSB processor, please set CPU Host Frequency to 266Mhz.
PCI Express Frequency(Mhz)
Auto
100Mhz ~ 130Mhz
Memory Frequency For
Wrong frequency may make system can't boot, clear CMOS to overcome wrong frequency issue.
for FSB(Front Side Bus) frequency=533Mhz,
3
Memory Frequency = Host clock x 3.
4
Memory Frequency = Host clock x 4.
Auto
Set Memory frequency by DRAM SPD data. (Default value)
for FSB(Front Side Bus) frequency=800Mhz,
2.00
Memory Frequency = Host clock x 2.
2.66
Memory Frequency = Host clock x 2.66.
3.00
Memory Frequency = Host clock x 3.
(Note)
Auto
Set Memory frequency by DRAM SPD data. (Default value)
for FSB(Front Side Bus) frequency=1066Mhz,
1.5
Memory Frequency = Host clock x 1.5.
2
Memory Frequency = Host clock x 2.
2.66
Memory Frequency = Host clock x 2.66.
(Note)
3
Memory Frequency = Host clock x 3.
Auto
Set Memory frequency by DRAM SPD data. (Default value)
Memory Frequency (Mhz)
The values depend on CPU Host Frequency(Mhz) and Memory Frequency For setting.
DIMM OverVoltage Control
Normal
Set DIMM OverVoltage Control to Normal. (Default value)
+0.1V
Set DIMM OverVoltage Control to +0.1V.
+0.2V
Set DIMM OverVoltage Control to +0.2V.
+0.3V
Set DIMM OverVoltage Control to +0.3V.
PCI-E OverVoltage Control
Normal
Set PCI-E OverVoltrage Control to Normal. (Default value)
+0.1V
Set PCI-E OverVoltrage Control to +0.1V.
+0.2V
Set PCI-E OverVoltrage Control to +0.2V.
+0.3V
Set PCI-E OverVoltrage Control to +0.3V.
CPU Voltage Control
Supports adjustable CPU Vcore from 0.8375V to 1.6000V. (Default value: Normal)
Normal CPU Vcore
Display your CPU Vcore voltage.
(Note) To use a DDRII 711 memory module on the motherboard, you must install a 1066MHz FSB processor and set Memory
Frequency For to 2.66.
To use a DDRII 600 memory module on the motherboard, you must install an 800MHz FSB processor and set Memory
Frequency For to 3.00.
Set CPU Host Clock from 100Mhz to 600Mhz.
Set PCI Express frequency automatically. (Default value)
Set PCI Express frequency from 100Mhz to 130Mhz.
- 45 -
BIOS Setup

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