Chapter 3, 9 dram driving configuration – Asus M4A89GTD PRO/USB3 User Manual
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Chapter 3: BIOS setup
Chapter 3
DRAM WRITE Recovery Time [Auto]
Configuration options: [Auto] [5 CLK] [6 CLK] [7 CLK] [8 CLK] [10 CLK] [12 CLK]
[5 CLK] [6 CLK] [7 CLK] [8 CLK] [10 CLK] [12 CLK]
DRAM RAS# to RAS# Delay [Auto]
Configuration options: [Auto] [4 CLK] [5 CLK] [6 CLK] [7 CLK]
[4 CLK] [5 CLK] [6 CLK] [7 CLK]
DRAM READ to WRITE Delay [Auto]
Configuration options: [Auto] [3 CLK] – [17 CLK]
[3 CLK] – [17 CLK]
DRAM WRITE to READ Delay(DD) [Auto]
Configuration options: [Auto] [2 CLK] – [10 CLK]
[2 CLK] – [10 CLK]
DRAM WRITE to READ Delay(SD) [Auto]
Configuration options: [Auto] [4 CLK] [5 CLK] [6 CLK] [7 CLK]
[4 CLK] [5 CLK] [6 CLK] [7 CLK]
DRAM WRITE to WRITE Timing [Auto]
Configuration options: [Auto] [3 CLK] – [10 CLK]
DRAM READ to READ Timing [Auto]
Configuration options: [Auto] [3 CLK] – [10 CLK]
DRAM REF Cycle Time [Auto]
Configuration options: [Auto] [90ns] [110ns] [160ns] [300ns] [350ns]
110ns] [160ns] [300ns] [350ns]
] [160ns] [300ns] [350ns]
[160ns] [300ns] [350ns]
DRAM Refresh Rate [Auto]
Configuration options: [Auto] [Every 7.8ms] [Every 3.9ms]
DRAM Command Rate [Auto]
Configuration options: [Auto] [1T] [2T]
3.5.9
DRAM Driving Configuration
The configuration options for some of the following items vary depending on the DIMMs
you install on the motherboard.
CKE drive strength [Auto]
Configuration options: [Auto] [1x] [1.25x] [1.5x] [2x]
CS/ODT drive strength [Auto]
Configuration options: [Auto] [1x] [1.25x] [1.5x] [2x]
ADDR/CMD drive strength [Auto]
Configuration options: [Auto] [1x] [1.25x] [1.5x] [2x]
MEMCLK drive strength [Auto]
Configuration options: [Auto] [0.75x] [1x] [1.25x] [1.5x]