Asus X99-E Series, Manual, Page: 72 / 110

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Chapter 3: BIOS Setup
Chapter 3
The following item appears only when you set the Ai Overclocking Tuner to
[Manual]
or
[XMP] .
BCLK Frequency
This item allows you to set the BCLK (base clock) frequency to enhance the system
performance. Use the <+> or <-> to adjust the value. The values range from 40.0 MHz
to 500.0 MHz.
We recommend you to set the value based on the CPU specification, as high BCLK
frequencies may damage the CPU permanently.
When Ai Overclock Tuner is set to [XMP], the XMP mode supported by the installed
memory module is displayed.
ASUS MultiCore Enhancement
[Auto] This item allows you to maximize the oveclocking performance optimized
by ASUS core ratio settings.
[Disabled] This item allows you to set to default core ratio settings.
CPU Core Ratio
This item allows you to set the CPU core ratios.
Configuration options: [Auto] [Sync All Cores] [Per Core]
BCLK Frequency : DRAM Frequency Ratio
[Auto] The BCLK frequency to DRAM frequency ratio will be set to the optimized
setting.
[100:133] The BCLK frequency to DRAM frequency ratio will be set to 100:133.
[100:100] The BCLK frequency to DRAM frequency ratio will be set to 100:100.
DRAM Frequency
This item allows you to set the memory operating frequency. The configurable options vary
with the BCLK (base clock) frequency setting. Select the auto mode to apply the optimized
setting.
Configuration options: [Auto] [DDR4-800MHz] - [DDR4-4000MHz]
TPU
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].