User Manual
Table Of Contents
- 1. Knowing BIOS
- 2. BIOS setup program
- 3. My Favorites
- 4. Main menu
- 5. Ai Tweaker menu
- 6. Advanced menu
- 6.1 Trusted Computing
- 6.2 AMD fTPM configuration
- 6.3 CPU Configuration
- 6.4 ROG Effects
- 6.5 SATA Configuration
- 6.6 Onboard Devices Configuration
- 6.7 APM Configuration
- 6.8 PCI Subsystem Settings
- 6.9 USB Configuration
- 6.10 Network Stack Configuration
- 6.11 HDD/SSD SMART Information
- 6.12 AMD Overclocking
- 6.13 AMD CBS
- 7. Monitor menu
- 8. Boot menu
- 9. Tool menu
- 10. Exit menu
- 11. Updating BIOS
ROG STRIX B450-F GAMING II BIOS Manual
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Prefetcher settings
L1 Stream HW Prefetcher
This item allows you to enable or disable L1 Stream HW Prefetcher.
Configuration options: [Auto] [Disabled] [Enabled]
L2 Stream HW Prefetcher
This item allows you to enable or disable L2 Stream HW Prefetcher.
Configuration options: [Auto] [Disabled] [Enabled]
Core Watchdog
Core Watchdog Timer Enable
This item allows you to enable or disable CPU Watchdog Timer.
Configuration options: [Auto] [Disabled] [Enabled]
The following items appear only when Core Watchdog Timer Enable is set to [Enabled].
Core Watchdog Timer Interval
Configuration options: [Auto] [39.68us] [80.64us] [162.56us] [326.4us]
[654.08us] [1.309ms] [2.620ms] [5.241ms] [10.484ms] [20.970ms]
[40.61ms] [82.53ms] [166.37ms] [334.05ms] [669.41ms] [1.340s] [2.681s]
[5.364s] [10.730s] [21.461s]
Core Watchdog Timer Severity
Configuration options: [Auto] [No Error] [Transparent] [Corrected]
[Deferred] [Uncorrected] [Fatal]
Core Performance Boost
This item allows you to Auto or disable Core Performance Boost.
Configuration options: [Auto] [Disabled]
Global C-state Control
This item allows you to control IO based C-state generation and DF C-states. There
is another DF Cstate option which can be synchronized with this option if DF Cstate
option is auto.
Configuration options: [Auto] [Disabled] [Enabled]
Power Supply Idle Control
Configuration options: [Low Current Idle] [Typical Current Idle] [Auto]
SEV ASID Count
This field specifies the maximum valid ASID, which affects the maximum system
physical address space. 16TB of physical address space is available for systems that
support 253 ASIDs, while 8TB of physical address space is available for systems that
support 509 ASIDs.
Configuration options: [253 ASIDs] [509 ASIDs] [Auto]
SEV-ES ASID Space Limit Control
Configuration options: [Auto] [Manual]