User Manual
3-14
Chapter 3: BIOS Setup
Chapter 3
CPU Core Ratio
This item allows you to set a custom CPU core ratio. The CPU core ratio is calculated with
the formula: 2 * FID / DID.
Conguration options: [Auto] [Manual]
The following items appear only when you set the Custom CPU Core Ratio to [Manual].
FID
This item allows you to set the core frequency multiplier. Use the <+> or <-> to adjust
the value.
DID
This item allows you to set the core frequency divisor. Use the <+> or <-> to adjust the
value.
Memory Frequency
This item allows you to set the memory operating frequency. The congurable options vary
with the BCLK (base clock) frequency setting. Select the auto mode to apply the optimized
setting.
Conguration options: [Auto] [DDR4-1333MHz] - [DDR4-4200MHz]
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].
3.6 Advanced menu
The Advanced menu items allow you to change the settings for the CPU and other system
devices.
Be cautious when changing the settings of the Advanced menu items. Incorrect eld values
can cause the system to malfunction.
3.6.1 AMD fTPM configuration
The items in this menu show the AMD fTPM conguration options.
Firmware TPM
This item allows you to enable or disable AMD CPU fTPM.
Conguration options: [Enable] [Disable]
When Firmware TPM is set to disabled all saved data on it will be lost.
E14337_ROG_STRIX_B450-I_GAMING_UM.indb 14 2018-06-15 18:28:38