User Manual

ROG STRIX B450-F GAMING II BIOS Manual
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CPU Voltage
This item allows you to specify a custom CPU core voltage (mV). Must be combined
with a custom CPU core frequency. Power saving features for idle cores (e.g. cc6
sleep) remain active.
CPU Core Count Control
The items in this submenu allow you to adjust core count by toggling active cores or
SMT.
SMT Control
This item can be used to disable symmetric multithreading. To re-enable
SMT, a POWER CYCLE is needed after selecting [Auto].
S3 is NOT SUPPORTED on systems where SMT is disabled.
DDR and Infinity Fabric Frequency/Timings
The items in this submenu allow you to adjust memory frequencies and timings, as well as
Infinity Fabric frequency and dividers.
DDR Frequency and Timings
The items in this submenu allow you to adjust DDR memory frequency and timings.
DRAM Timing Configuration
Overclock
Configuration options: [Auto] [Enabled]
DRAM Controller Configuration
DRAM Power Options
Power Down Enable
This item allows you to enable or disable DDR power down mode.
Configuration options: [Auto] [Disabled] [Enabled]
Cmd2T
Select between 1T and 2T mode on ADDR/CMD.
Configuration options: [Auto] [1T] [2T]
Gear Down Mode
Configuration options: [Auto] [Disabled] [Enabled]
CAD Bus Configuration
CAD Bus Timing User Controls
This item allows you to set the CAD bus signals to Auto or Manual.
Configuration options: [Auto] [Manual]
The following items appear only when CAD Bus Timing User Controls is set to
[Manual].
AddrCmdSetup
This item allows you to setup time on CAD bus signals.
CsOdtSetup
This item allows you to setup time on CAD bus signals.