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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]
Conguration options: [Auto] [Manual]
• The following sub-items apprear only when you set the DRAM Timing
Control item to [Manual].
• The conguration 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]
Conguration options: [3 DRAM Clocks] [4 DRAM Clocks]–[11 DRAM Clocks]–[11 DRAM Clocks][11 DRAM Clocks]
DRAM RAS# to CAS# Delay [5 DRAM Clocks]
Conguration options: [3 DRAM Clocks] [4 DRAM Clocks]–[17 DRAM Clocks]
[18 DRAM Clocks]
DRAM RAS# Precharge Time [5 DRAM Clocks]
Conguration options: [3 DRAM Clocks] [4 DRAM Clocks]–[17 DRAM Clocks]
[18 DRAM Clocks]
DRAM RAS# Activate to Precharge Time [15 DRAM Clocks]
Conguration options: [3 DRAM Clocks] [4 DRAM Clocks]–[17 DRAM Clocks]
[18 DRAM Clocks]
RAS# to RAS# Delay [Auto]
Conguration options: [Auto] [1 DRAM Clocks]–[15 DRAM Clocks]
Row Refresh Cycle Time [Auto]
Conguration 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]
Conguration options: [Auto] [1 DRAM Clocks]–[15 DRAM Clocks]
Read to Precharge Time [Auto]
Conguration 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]
Conguration options: [Auto] [1 DRAM Clocks]–[15 DRAM Clocks]
WRITE to READ Delay(S) [Auto]
Conguration options: [Auto] [1 DRAM Clocks]–[15 DRAM Clocks]