Specifications

3-18
Chapter 3: BIOS setup
Chapter 3
Max. CPU Graphics Ratio [Auto]
Allows you to set the CPU Graphics maximum ratio. The maximum ratio is 60x. Use <+>/<->
to adjust the value.
OC Tuner [Keep Current Settings]
This item allows you to automatically overclock the CPU and DRAM frequencies and voltage
for an enhanced system performance. It also accelerates the CPU graphics performance to
the extreme depending on the CPU graphics loading.
Conguration options: [Keep Current Settings] [Ratio First] [BCLK First]
Ensure that you installed an efcient CPU fan for CPU and graphics loading before
selecting either [BCLK First] or [Ratio First]. To keep the current overclocking tuner
status, select [Keep Current Settings].
EPU Power Saving Mode [Disabled]
The ASUS EPU (Energy Processing Unit) sets the CPU in its minimum power consumption
settings. Enable this item to set lower CPU VCCIN and Vcore voltages and achieve the best
energy saving condition.
Conguration options: [Disabled] [Enabled]
DRAM Timing Control
The subitems in this menu allow you to set the DRAM timing control features. Use the <+>
or <-> keys to adjust the value. To restore the default setting, type [auto] using the keyboard
and press the <Enter> key.
Changing the values in this menu may cause the system to become unstable! If this
happens, revert to the default settings.
Primary Timings
DRAM CAS# Latency [Auto]
Conguration options: [Auto] [1] – [31]
DRAM RAS# to CAS# Delay [Auto]
Conguration options: [Auto] [1] – [31]
DRAM RAS# PRE Time [Auto]
Conguration options: [Auto] [1] – [31]
DRAM RAS# ACT Time [Auto]
Conguration options: [Auto] [1] – [63]
DRAM Command Rate [Auto]
Conguration options: [Auto] [1] – [2]
Secondary Timings
DRAM RAS# to RAS# Delay [Auto]
Conguration options: [Auto] [1] – [15]