User Manual
20
ROG STRIX X299-E GAMING BIOS Manual
When the Ai Overclock Tuner is set to [XMP], the following item appear.
XMP
This item allows you to select your eXtreme Memory Prole (XMP). Each prole has its
own DRAM frequency, timing and voltage.
When the Ai Overclock Tuner is set to [Manual] or [XMP], the following items appear.
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 80.0 MHz
to 1000.0 MHz.
We recommend you to set the value based on the CPU specication, as high BCLK
frequencies may damage the CPU permanently.
PCIE Frequency
This item allows you to set the PCIE clk (PCIE clock) frequency to enhance the system
performance. Use the <+> or <-> to adjust the value. The values range from 80.0 MHz
to 200.0 MHz.
We recommend you to set the value based on the CPU specication, as high PCIE clk
frequencies may damage the CPU permanently.
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.
AVX Instruction Core Ratio Negative Offset
This item allows you to subtract a value from your core ratio at which AVX applications run.
Conguration options: [0] – [31]
CPU Core Ratio
This item allows you to set the CPU core ratio limit per core or synchronize automatically to
all cores.
Conguration options: [Auto] [Sync All Cores] [By Core Usage]
When the CPU Core Ratio is set to [Sync All Cores] or [By Core Usage], the following
item appears.
1-Core Ratio Limit
Enter [Auto] to apply the CPU default Turbo Ratio setting or manually
assign a 1-Core Limit value that must be higher than or equal to the 2-Core
Ratio Limit.