Asus P5B-VM SE User Manual download pdf (Page 72)

2-24 Chapter 2: BIOS setup

DRAM Frequency [Auto]

Allows you to set the DDR operating frequency.

Conguration options: [Auto] [533 MHz] [667 MHz] [800 MHz] [1067 MHz]

Congure DRAM Timing by SPD [Enabled]

When this item is enabled, the DRAM timing parameters are set according to the

DRAM SPD (Serial Presence Detect). When disabled, you can manually set the

DRAM timing parameters through the DRAM sub-items.

Conguration options: [Enabled] [Disabled]

Memory Hole [Disabled]

Allows you to enable or disable the memory hole. Conguration options: [Disabled]

[15MB-16MB]

DRAM 1N Mode Select [Disabled]

Allows you to select the DRAM 1N mode. When selecting [Auto], the chipset enters

1N mode for DDR2-533 or DDR2-667. When disabled, the chipset utilizes 2N

mode for all memory congurations. Conguration options: [Auto] [Disabled]

Initiate Graphic Adapter [PEG/PCI]

Allows you to select the graphics controller as the primary boot device.

Conguration options: [IGD] [PCI/IGD] [PCI/PEG] [PEG/IGD] [PEG/PCI]

Internal Graphics Mode Select [Enabled, 8MB]

Allows you to select the amount of system memory used by the Internal graphics

device. Conguration options: [Disabled] [Enabled,1MB] [Enabled, 8MB]

PEG Port Conguration

PEG Port [Auto]

Conguration options: [Auto] [Disabled]

PEG Force x1 [Disabled]

Conguration options: [Enabled] [Disabled]

Available DRAM frequency options in various FSB settings

* Provided for overclocking purpose only.

Selecting a very high DRAM frequency may cause the system to become

unstable! If this happens, revert to the default setting.

 FSBCongurationoptions

Auto DDR2- DDR2- DDR2- DDR2-

533 667 800 1067*

FSB 1066 • • • • •

FSB 800 • • • •

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Asus P5B-VM SE User Manual Page 72