ASROCK P4DUAL-880PRO Datasheet download pdf (Page 28)

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Flexibility Option

The default value of this option is [Disabled]. It will allow better tolerance for

memory compatibility when it is set to [Enabled].

DRAM CAS# Latency

Use this item to adjust the means of memory accessing. Configuration

options: [Auto], [2.5], [2], and [3].

DRAM Command Rate

Use this to select among [2T Command] and [1T Command] for DRAM

Command Rate. The default value is [2T Command].

DRAM Bus Selection

The default value is [Auto], which will automatically select the proper ac-

cess mode for the system. You may select between [Single Channel] and

[Dual Channel] if you have properly set the dual channel memory

configuration.

DRAM Voltage

Use this to select among [Normal] and [High] for DRAM Voltage. The default

value is [Auto].

AGP Voltage

Use this to select among [Normal] and [High] for AGP Voltage. The default

value is [Auto].

Primary Graphics Adapter

This allows you to select [PCI], [AGP], or [PCI-Express] as the primary

graphics adapter. The default vaule is [PCI].

AGP Aperture Size

It refers to a section of the PCI memory address range used for graphics

memory. It is recommended to leave this field at the default value unless the

installed AGP card’s specifications requires other sizes.

AGP Mode

The default value of this feature is set to [Auto]. If you install an 8X-AGP

card on this motherboard, you may select [Auto], [8X] or [4X] as the AGP

mode. If the installed AGP card is a 4X-AGP card, then you may set the AGP

mode as [Auto], [4X], [2X], or [1X].

AGP Fast Write

This allows you to enable or disable the feature of AGP fast write protocol

support.

PCI Delay Transaction

Enable PCI Delay Transaction feature will free the PCI Bus when the CPU is

accessing 8-bit ISA cards. Disable this feature when using ISA cards that

are not PCI 2.1 compliant.

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ASROCK P4DUAL-880PRO Datasheet Page 28