Dram Timing Configuration - Asus M4A87T User Manual

2.4.7

DRAM Timing Configuration

The configuration options for some of the following items vary depending on the DIMMs
you install on the motherboard.
DRAM CAS# Latency [Auto]
Configuration options: [Auto] [4 CLK] ~ [12 CLK]
DRAM RAS# to CAS# Delay [Auto]
Configuration options: [Auto] [5 CLK] ~ [12 CLK]
DRAM RAS# PRE Time [Auto]
Configuration options: [Auto] [5 CLK] ~ [12 CLK]
DRAM RAS# ACT Time [Auto]
Configuration options: [Auto] [15 CLK] ~ [30 CLK]
DRAM READ to PRE Time [Auto]
Configuration options: [Auto] [4 CLK] [5 CLK] [6 CLK] [7 CLK]
DRAM Row Cycle Time [Auto]
Configuration options: [Auto] [11 CLK] ~ [41 CLK]
DRAM WRITE Recovery Time [Auto]
Configuration options: [Auto] [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]
DRAM READ to WRITE Delay [Auto]
Configuration options: [Auto] [3 CLK] ~ [17 CLK]
DRAM WRITE to READ Delay(DD) [Auto]
Configuration options: [Auto] [2 CLK] ~ [10 CLK]
DRAM WRITE to READ Delay(SD) [Auto]
Configuration options: [Auto] [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]
DRAM Refresh Rate [Auto]
Configuration options: [Auto] [Every 7.8ms] [Every 3.9ms]
DRAM Command Rate [Auto]
Configuration options: [Auto] [1T] [2T]
2-16
[5 CLK] ~ [12 CLK]
[5 CLK] ~ [12 CLK]
[15 CLK] ~ [30 CLK]
[4 CLK] [5 CLK] [6 CLK] [7 CLK]
Chapter 2: BIOS information