Asus SABERTOOTH Z170 - Page 82

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Chapter 3: BIOS Setup
Chapter 3
DRAM Odd ratio Mode [Enabled]
This item allows you to enable, disable or automatically set the odd ratio to provide better
granularity.
Conguration options: [Disabled] [Enabled]
DRAM Frequency [Auto]
This item allows you to set the memory operating frequency. The congurable options vary
with the BCLK (base clock) frequency setting. Select the auto mode to apply the optimized
setting.
Conguration options: [Auto] [DDR4-800MHz] - [DDR4-4266MHz]
TPU [Keep Current Settings]
This item allows you to automatically overclock the CPU and DRAM frequencies and voltage
for an enhanced system performance.
[Keep Current Settings] Keep the current settings without changing anything.
[TPU I] Applies air cooling overclocking conditions.
[TPU II] Applies water cooling overclocking conditions.
Ensure to use water cooling device before selecting [TPU II].
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 core/cache voltage and achieve the best energy
saving condition.
Conguration options: [Disabled] [Enabled]
CPU SVID Support [Auto]
Disable this item to stop the CPU from communicating with the external voltage regulator.
Conguration options: [Auto] [Disabled] [Enabled]
DRAM Timing Control
The sub-items in this menu allow you to set the DRAM timing control features. Use the
<+> and <-> keys to adjust the value. To restore the default setting, type [auto] using the
keyboard and press the <Enter> key.
Misc.
MRC Fast Boot [Auto]
Allows you to enable, disable or automatically set the MRC fast boot.
Conguration options: [Auto] [Enabled] [Disabled]
DRAM CLK Period [Auto]
Conguration options: [Auto] [1] – [26]
Memory Scrambler [Enabled]
Set this item to enable or disable memory scrambler support.
Conguration options: [Enabled] [Disabled]