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Asus P5Q SE2 User Manual

Page 52

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2-14

Chapter 2: BIOS setup

FSB.Strap.to.North.Bridge.[Auto]

Allows you to adjust the FSB strap. Configuration options: [Auto] [200MHz] [266MHz]

[333MHz] [400MHz]

DRAM.Frequency.[Auto]

Allows you to set the DDR2 operating frequency. Configuration options: [Auto]

[DDR2-533MHz] [DDR2-639MHz] [DDR2-667MHz] [DDR2-709MHz] [DDR2-800MHz]

[DDR2-852MHz] [DDR2-887MHZ] [DDR2-1066MHz] [DDR2-1200MHz]

DRAM frequency lower than 667MHz may cause system boot failure due to spec violation.

DRAM.Timing.Control.[Auto]

Allows selection of the DRAM timing configuration. Configuration options: [Auto] [Manual]

• The following items appear 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: 5-5-5-15-3-36-5-3

CAS# Latency [5 DRAM Clocks]

Configuration options: [3 DRAM Clocks] ~ [11 DRAM Clocks]

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

Configuration options: [3 DRAM Clocks] ~ [18 DRAM Clocks]

DRAM RAS# Precharge [5 DRAM Clocks]

Configuration options: [3 DRAM Clocks] ~ [18 DRAM Clocks]

RAS# Activate to Precharge [15 DRAM Clocks]

Configuration options: [3 DRAM Clocks] ~ [34 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] [40 DRAM Clocks] [45 DRAM Clocks] [50 DRAM

Clocks] [55 DRAM Clocks] [60 DRAM Clocks] [65 DRAM Clocks] [70 DRAM Clocks]

[80 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

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]

WRITE to READ Delay (D) [Auto]

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

READ to READ Delay (S) [Auto]

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