Gigabyte GA-8AENXP-DW Manual - Page 51

CPU Host Clock Control

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English CPU Host Clock Control Disabled Disable CPU Host Clock Control. (Default value) Enabled Enable CPU Host Clock Control. CPU Host Frequency(Mhz) 100Mhz ~ 600Mhz Set CPU Host Clock from 100Mhz to 600Mhz. The actual range depends on the CPU you install. 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 Set PCI Express frequency automatically. (Default value) 100Mhz ~ 130Mhz Set PCI Express frequency from 100Mhz to 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(Note) Memory Frequency = Host clock x 3. 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(Note) Memory Frequency = Host clock x 2.66. 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. FSB OverVoltage Control Normal Set FSB OverVoltrage Control to Normal. (Default value) +0.1V Set FSB OverVoltrage Control to +0.1V. +0.2V Set FSB OverVoltrage Control to +0.2V. +0.3V Set FSB OverVoltrage Control to +0.3V. (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. - 51 - BIOS Setup

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BIOS Setup
- 51 -
English
CPU Host Clock Control
Disabled
Disable CPU Host Clock Control. (Default value)
Enabled
Enable CPU Host Clock Control.
CPU Host Frequency(Mhz)
100Mhz ~ 600Mhz
Set CPU Host Clock from 100Mhz to 600Mhz.
The actual range depends on the CPU you install. 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
Set PCI Express frequency automatically. (Default value)
100Mhz ~ 130Mhz
Set PCI Express frequency from 100Mhz to 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
(Note)
Memory Frequency = Host clock x 3.
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
(Note)
Memory Frequency = Host clock x 2.66.
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.
FSB OverVoltage Control
Normal
Set FSB OverVoltrage Control to Normal. (Default value)
+0.1V
Set FSB OverVoltrage Control to +0.1V.
+0.2V
Set FSB OverVoltrage Control to +0.2V.
+0.3V
Set FSB OverVoltrage Control to +0.3V.
(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
.