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Chapter 5: BIOS setup
DRAM CAS# Latency [2.5 Clocks]
This item controls the latency between the SDRAM read command
and the time the data actually becomes available. Configuration
options: [2.0 Clocks] [2.5 Clocks] [3.0 Clocks]
DRAM RAS# Precharge [4 Clocks]
This item controls the idle clocks after issuing a precharge command
to the DDR SDRAM. Configuration options: [4 Clocks] [3 Clocks]
[2 Clocks]
DRAM RAS# to CAS# Delay [4 Clocks]
This item controls the latency between the DDR SDRAM active
command and the read/write command. Configuration options:
[4 Clocks] [3 Clocks] [2 Clocks]
DRAM Precharge Delay [8 Clocks]
Configuration options: [8 Clocks] [7 Clocks] [6 Clocks] [5 Clocks]
DRAM Burst Length [8 Clocks]
Configuration options: [8 Clocks] [4 Clocks]
Internal Graphic Acceleration Mode [Auto]
This field allows you to select the internal graphic acceleration mode.
Configuration options: [Auto] [2T] [1T]
Graphic Adapter Priority [AGP/PCI]
Allows selection of the graphics controller to use as primary boot device.
Configuration options: [AGP/PCI] [PCI/AGP]
Onboard Video Memory [Enabled, 8MB]
Allows you to set the size of the onboard video memory. Configuration
options: [Enabled, 1MB] [Enabled, 4MB] [Enabled, 8MB] [Enabled, 16MB]
[Enabled, 32MB]
Graphics Aperture Size [64MB]
This parameter allows you to select the mapped memory for AGP graphic
data. Configuration options: [4MB] [8MB] [16MB] [32MB] [64MB] [128MB]
[128MB]
Configure DRAM Timing by SPD [Enabled]
When this item is enabled, the DRAM timing parameters are set according
to the DRAM SPD (Serial Presence Detect).
Configuration options: [Enabled] [Disabled]
When you disable this option, you may manually set the DRAM timing
parameters through the DRAM sub-items listed below.