ASUS M4A89GTD PRO Series 3-17
Chapter 3
3.5.4 CPU Ratio [Auto]
Allows you to set the ratio between the CPU Core Clock and the FSB Frequency. Use the
<+> and <-> keys to adjust the ratio. The valid value ranges vary according to your CPU
model.
3.5.5 DRAM Frequency [Auto]
CPU
Bus Frequency item settings.
Selecting a very high DRAM frequency may cause the system to become unstable! If this
happens, revert to the default setting.
3.5.6 CPU/NB Frequency [Auto]
Allows you to select the CPU/NB frequency.
3.5.7 HT Link Speed [Auto]
Allows you to select the HyperTransport link speed.
3.5.8 DRAM Timing Conguration
you install on the motherboard.
DRAM CAS# Latency [Auto]
DRAM RAS# to CAS# Delay [Auto]
[5 CLK] – [12 CLK]
DRAM RAS# PRE Time [Auto]
[5 CLK] – [12 CLK]
DRAM RAS# ACT Time [Auto]
[15 CLK] – [30 CLK]
DRAM READ to PRE Time [Auto]
[4 CLK] [5 CLK] [6 CLK] [7 CLK]
DRAM Row Cycle Time [Auto]