User's Manual

BIOS Setup
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& ExtremeMemoryProle(X.M.P.)
(Note)
Allows the BIOS to read the SPD data on XMP memory module(s) to enhance memory performance when
enabled.
Disabled Disables this function. (Default)
Prole1  UsesProle1settings.
Prole2
(Note)
 UsesProle2settings.
& System Memory Multiplier
Allows you to set the system memory multiplier. Auto sets memory multiplier according to memory SPD
data. (Default: Auto)
& Memory Ref Clock
Allows you to manually adjust the memory reference clock. (Default: Auto)
& Memory Odd Ratio (100/133 or 200/266)
Enabled allows Qclk to run in odd frequency. (Default: Auto)
 Advanced Memory Settings
(Note) This item is present only when you install a CPU and a memory module that support this feature.
& Memory Multiplier Tweaker
Provides different levels of memory auto-tuning. (Default: Auto)
& Channel Interleaving
Enables or disables memory channel interleaving. Enabled allows the system to simultaneously access
different channels of the memory to increase memory performance and stability. Auto lets the BIOS
automaticallycongurethissetting.(Default:Auto)
& Rank Interleaving
Enables or disables memory rank interleaving. Enabled allows the system to simultaneously access different
ranks of the memory to increase memory performance and stability. Auto lets the BIOS automatically
congurethissetting.(Default:Auto)
& Memory Boot Mode
Provides memory detection and training methods.
Auto    LetstheBIOSautomaticallycongurethissetting.(Default)
Normal The BIOS automatically performs memory training. Please note that if the system
becomes unstable or unbootable, try to clear the CMOS values and reset the board
to default values. (Refer to the introductions of the battery/clear CMOS jumper in
Chapter 1 for how to clear the CMOS values.)