Memory Configuration - Asus PCH-DL User Manual

4.4.3 Memory Configuration

This menu shows the memory configuration settings. Select an item then
press Enter to display a pop-up menu with the configuration options.
DRAM Frequency
Memory Timing Selectable
Cache Latency Time
Active to Precharge Delay
DRAM RAS# to CAS# Delay
DRAM RAS# Precharge
Memory Parity Check
DRAM Frequency [Auto]
This item sets the DRAM operating frequency. Configuration options:
[DDR266] [DDR333] [Auto]
Memory Timing Selectable [By SPD]
The DRAM clock are set according to the DRAM SPD (Serial Presence
Detect). Select [By SPD] for automatic DRAM clock detection. Select
[Manual] to allow setting the succeeding memory items to optimal timings.
Configuration options: [Manual] [By SPD]
The items CAS Latency Time, Active to Precharge Delay, DRAM RAS#
to CAS# Delay, and DRAM RAS# Precharge are configurable only
when the Memory Timing Selectable item is set to [Manual].
CAS Latency Time [2.5]
This item sets the latency (in clocks) between the DRAM read command
and the time the data actually becomes available. Configuration options:
[2] [2.5] [3]
Active to Precharge Delay [7]
This item controls the number of DRAM clocks used for DRAM
parameters. Configuration options: [8] [7] [6] [5]
4-14
Memory Configuration
[Auto]
[By SPD]
2.5
7
3
3
Enabled
Select Menu
Item Specific Help
Set DRAM Frequency.
Chapter 4: BIOS Setup