4. BIOS SETUP

SDRAM RAS Precharge Time

This controls the idle clocks after issuing a precharge command to the SDRAM. NOTE: To make changes to this field, the SDRAM Configuration field must be set to [User Define].

SDRAM Cycle Time (Tras, Trc) [6T, 8T]

This feature controls the number of SDRAM clocks used per access cycle. Configuration options: [5T, 7T] [6T, 8T]

SDRAM Page Closing Policy [All Banks]

This feature controls whether the graphic and memory controller hub will precharge one or all banks after a page miss. Configuration options: [One Bank] [All Banks]

CPU Latency Timer [Enabled]

Configuration options: [Disabled] [Enabled]

Onboard VGA [Enabled]

Leave on default setting if you want to use the onboard VGA. If this field is disabled, all Display Cache configurations will not be available. Configuration options: [Disabled] [Enabled]

Graphics Window Size [64MB]

This feature allows you to select the size of mapped memory for AGP graphic data. Configuration options: [64MB] [32MB]

Memory Hole At 15M-16M [Disabled]

This field allows you to reserve an address space for ISA expansion cards that require it. Setting the address space to a particular setting will make that memory space unavailable to the system. Expansion cards can only access memory up to 16MB. Configuration options: [Disabled] [Enabled]

PCI 2.1 Support [Enabled]

This function allows you to enable or disable PCI 2.1 features including passive release and delayed transaction. Configuration options: [Disabled] [Enabled]

High Priority PCI Mode [Enabled]

This field allows you to give PCI slot 1 a higher priority. You may want to leave on the default setting if you are using an IEEE-1394 PCI card. Configuration options: [Disabled] [Enabled]

Onboard PCI IDE Enable [Both]

You can select to enable the primary IDE channel, secondary IDE channel, both, or disable both channels. Configuration options: [Both] [Primary] [Sec- ondary] [Disabled]

Chip Configuration

4. BIOS SETUP

ASUS CUW-RM User’s Manual

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