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Asus Motherboard P5Q-VM User Manual

Page 76

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2-20

Chapter 2: BIOS setup

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

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

DRAM Timing Control [Auto]

Configuration options: [Auto] [Manual]

• The following sub-items apprear only when you set the DRAM Timing

Control item to [Manual].

• The configuration options for some of the following items vary depending

on the DIMMs you install on the motherboard.

1st Information : 5-5-5-15-3-44-5-3 (These values are auto-detected)
CAS# Latency [5 DRAM Clocks]

Configuration options: [3 DRAM Clocks] [4 DRAM Clocks]–[11 DRAM Clocks]

–[11 DRAM Clocks]

[11 DRAM Clocks]

DRAM RAS# to CAS# Delay [5 DRAM Clocks]

Configuration options: [3 DRAM Clocks] [4 DRAM Clocks]–[17 DRAM Clocks]

[18 DRAM Clocks]
DRAM RAS# Precharge Time [5 DRAM Clocks]

Configuration options: [3 DRAM Clocks] [4 DRAM Clocks]–[17 DRAM Clocks]

[18 DRAM Clocks]
DRAM RAS# Activate to Precharge Time [15 DRAM Clocks]

Configuration options: [3 DRAM Clocks] [4 DRAM Clocks]–[17 DRAM Clocks]

[18 DRAM Clocks]
RAS# to RAS# Delay [Auto]

Configuration options: [Auto] [1 DRAM Clocks]–[15 DRAM Clocks]
Row Refresh Cycle Time [Auto]

Configuration options: [Auto] [20 DRAM Clocks] [25 DRAM Clocks]

[30 DRAM Clocks] [35 DRAM Clocks]–[80 DRAM Clocks] [85 DRAM Clocks]

–[80 DRAM Clocks] [85 DRAM Clocks]

[80 DRAM Clocks] [85 DRAM Clocks]

[85 DRAM Clocks]

[105 DRAM Clocks] [132 DRAM Clocks]
Write Recovery Time [Auto]

Configuration options: [Auto] [1 DRAM Clocks]–[15 DRAM Clocks]
Read to Precharge Time [Auto]

Configuration options: [Auto] [1 DRAM Clocks]–[15 DRAM Clocks]
2nd Information : 8-3-5-4-6-4-6 (These values are auto-detected)
READ to WRITE Delay(S/D) [Auto]

Configuration options: [Auto] [1 DRAM Clocks]–[15 DRAM Clocks]
WRITE to READ Delay(S) [Auto]

Configuration options: [Auto] [1 DRAM Clocks]–[15 DRAM Clocks]

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