Asus P4S800D-E Deluxe Motherboard DIY Troubleshooting Guide - Page 82

Con System Frequency/Voltage

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CPU Frequency [XXX] (value is auto-detected) Indicates the frequency sent by the clock generator to the system bus and PCI bus. The bus frequency (external frequency) multiplied by the bus multiple equals the CPU speed. The value of this item is auto-detected by BIOS. The values range from 100 to 300. This item appears only when the AI Overclock Tuner item is set to Manual. DRAM Frequency [Auto] Allows you to set the DDR operating frequency. Configuration options: [266 MHz] [333 MHz] [400 MHz] [Auto] Configure System Frequency/Voltage CPU VCore Voltage [Auto] This item allows you to set the CPU VCore voltage. Configuration options: [Auto] [1.9500V] [1.9250V] [1.9000V] [1.8750V] [1.8500V] [1.8250V] [1.8000V] [1.7750V] [1.7500V] CPU VCore Offset +0.1V [Disabled] This item allows you to enable or disable the CPU VCore Offset voltage. Configuration options: [Disabled] [Enabled] DDR VDDQ Voltage [Auto] This item allows you to automatically detect or select from a list the DDR operating voltage. Configuration options: [1.50V] [1.60V] [1.70] [1.80V] [Auto] DDR Reference Voltage [Auto] This item allows you to automatically detect or select from a list the DDR reference voltage. Configuration options: [2.55V] [2.65V] [2.75V] [2.85V] [Auto] 4-16 Chapter 4: BIOS Setup

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4-16
Chapter 4: BIOS Setup
CPU Frequency
[XXX]
(value is auto-detected)
Indicates the frequency sent by the clock generator to the system bus and
PCI bus. The bus frequency (external frequency) multiplied by the bus
multiple equals the CPU speed. The value of this item is auto-detected by
BIOS. The values range from 100 to 300. This item appears only when the
AI Overclock Tuner
item is set to Manual.
DRAM Frequency [Auto]
Allows you to set the DDR operating frequency. Configuration options:
[266 MHz] [333 MHz] [400 MHz] [Auto]
Configure System Frequency/Voltage
CPU VCore Voltage [Auto]
This item allows you to set the CPU VCore voltage.
Configuration options: [Auto] [1.9500V] [1.9250V] [1.9000V] [1.8750V]
[1.8500V] [1.8250V] [1.8000V] [1.7750V] [1.7500V]
CPU VCore Offset +0.1V [Disabled]
This item allows you to enable or disable the CPU VCore Offset
voltage.
Configuration options: [Disabled] [Enabled]
DDR VDDQ Voltage [Auto]
This item allows you to automatically detect or select from a list the DDR
operating voltage. Configuration options: [1.50V] [1.60V] [1.70] [1.80V]
[Auto]
DDR Reference Voltage [Auto]
This item allows you to automatically detect or select from a list the DDR
reference voltage. Configuration options: [2.55V] [2.65V] [2.75V] [2.85V]
[Auto]