Gigabyte GA-7VT880 User Manual - Page 48

CPU Host Clock Control

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English Spread Spectrum Modulated Disabled Disable clock spread spectrum. Enabled Enable clock spread spectrum.(Default value) CPU Host Clock Control Note: If system hangs up before enter CMOS setup utility, wait for 20 sec for times out reboot . When time out occur, system will reset and run at CPU default Host clock at next boot. Disable Disable CPU Host Clock Control.(Default value) Enable Enable CPU Host Clock Control. CPU Host Frequency (MHz) To change these settings, you must first select Enable under "CPU Host Clock Control". 100-132 If your CPU host frquency is 100MHz, you can choose the 100MHz-132MHz range to adjust CPU host frequency. 133-165 If your CPU host frquency is 100MHz, you can choose the 133MHz-165MHz range to adjust CPU host frequency. 166-250 If your CPU host frquency is 100MHz, you can choose the 166MHz-250MHz range to adjust CPU host frequency. 200-254 If your CPU host frquency is 100MHz, you can choose the 200MHz-254MHz range to adjust CPU host frequency. PCI/AGP Frequency (MHz) The values depend on CPU Host Frequency(Mhz) . DRAM Clock (MHz) By SPD BIOS will automatically setup the DRAM clock by DRAM SPD data. (Default value). 133 If you use DDR266 DRAM module, please set "DRAM Clock(MHz)" to "133". 166 If you use DDR333 DRAM module, please set "DRAM Clock(MHz)" to "333". 200 If you use DDR400 DRAM module, please set "DRAM Clock(MHz)" to "400". CPU Voltage Control Increase CPU voltage may get stable for Over_Clock. But it may damage to CPU when enable this feature. Supports adjustable CPU Vcore from 1.100V to 2.05V by 0.005V step. (Default value: Normal) Normal CPU Vcore Display your CPU Vcore voltage. AGP Voltage Control Increase AGP voltage may get stable for over-clock. But it may damage to AGP card if improper setting this feature. Auto Supply AGP voltage as AGP required(1.5V). (Default value) +0.1V Increase AGP voltage +0.1V. +0.2V Increase AGP voltage +0.2V. +0.3V Increase AGP voltage +0.3V. DDR Voltage Control Increase DDR voltage may get stable for over-clock. But it may damage to memory module if improper setting this feature. Auto Supply DDR voltage as memory module required(2.5V). (Default value) +0.1V Increase DDR voltage +0.1V. +0.2V Increase DDR voltage +0.2V. +0.3V Increase DDR voltage +0.3V. GA-7VT880 Serise Motherboard - 44 -

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GA-7VT880 Serise Motherboard
English
Spread Spectrum Modulated
Disabled
Disable clock spread spectrum.
Enabled
Enable clock spread spectrum.(Default value)
CPU Host Clock Control
Note: If system hangs up before enter CMOS setup utility, wait for 20 sec for times out reboot . When
time out occur, system will reset and run at CPU default Host clock at next boot.
Disable
Disable CPU Host Clock Control.(Default value)
Enable
Enable CPU Host Clock Control.
CPU Host Frequency (MHz)
To change these settings, you must first select Enable under "CPU Host Clock Control".
100-132 If your CPU host frquency is 100MHz, you can choose the 100MHz-132MHz
range to adjust CPU host frequency.
133-165 If your CPU host frquency is 100MHz, you can choose the 133MHz-165MHz
range to adjust CPU host frequency.
166-250 If your CPU host frquency is 100MHz, you can choose the 166MHz-250MHz
range to adjust CPU host frequency.
200-254 If your CPU host frquency is 100MHz, you can choose the 200MHz-254MHz
range to adjust CPU host frequency.
PCI/AGP Frequency (MHz)
The values depend on CPU Host Frequency(Mhz) .
DRAM Clock (MHz)
By SPD
BIOS will automatically setup the DRAM clock by DRAM SPD data.
(Default value).
133
If you use DDR266 DRAM module, please set "DRAM Clock(MHz)" to "133".
166
If you use DDR333 DRAM module, please set "DRAM Clock(MHz)" to "333".
200
If you use DDR400 DRAM module, please set "DRAM Clock(MHz)" to "400".
CPU Voltage Control
Increase CPU voltage may get stable for Over_Clock. But it may damage to CPU when enable this
feature.
Supports adjustable CPU Vcore from 1.100V to 2.05V by 0.005V step.
(Default value: Normal)
Normal CPU Vcore
Display your CPU Vcore voltage.
AGP Voltage Control
Increase AGP voltage may get stable for over-clock. But it may damage to AGP card if improper
setting this feature.
Auto
Supply AGP voltage as AGP required(1.5V). (Default value)
+0.1V
Increase AGP voltage +0.1V.
+0.2V
Increase AGP voltage +0.2V.
+0.3V
Increase AGP voltage +0.3V.
DDR Voltage Control
Increase DDR voltage may get stable for over-clock. But it may damage to memory module if
improper setting this feature.
Auto
Supply DDR voltage as memory module required(2.5V). (Default value)
+0.1V
Increase DDR voltage +0.1V.
+0.2V
Increase DDR voltage +0.2V.
+0.3V
Increase DDR voltage +0.3V.