User Manual
Table Of Contents
- 1. Knowing BIOS
- 2. BIOS setup program
- 3. My Favorites
- 4. Main menu
- 5. Extreme Tweaker menu
- 6. Advanced menu
- 6.1 Platform Misc Configuration
- 6.2 CPU Configuration
- 6.3 System Agent (SA) Configuration
- 6.4 PCH Configuration
- 6.5 PCH Storage Configuration
- 6.6 PCH-FW Configuration
- 6.7 Thunderbolt(TM) Configuration
- 6.8 PCI Subsystem Settings
- 6.9 USB Configuration
- 6.10 Network Stack Configuration
- 6.11 NVMe Configuration
- 6.12 Onboard Devices Configuration
- 6.13 APM Configuration
- 6.14 HDD/SSD SMART Information
- 7. Monitor menu
- 8. Boot menu
- 9. Tool menu
- 10. Exit menu
- 11. Updating BIOS
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ROG MAXIMUS XII FORMULA BIOS Manual
Memory Controller PLL Voltage
This item allows you to configure the offset for the Memory Controller PLL VCC Trim.
Configuration options: [Auto] [0.900] - [1.845]
CPU Standby Voltage
Configuration options: [Auto] [0.800] - [1.800]
PLL Bandwidth
Select Level 6 to Level 10 when overclocking High BCLK or High CPU frequency.
Configuration options: [Auto] [Default] [Level 1] [Level 2] [Level 3]
[Level 4:Recommended for OC] [Level 5] [Level 6] [Level 7] [Level 8] [Level 9]
[Level 10]
Eventual DRAM Voltage
This item allows you to configure the voltage for the DRAM.
Configuration options: [Auto] [1.000V] - [2.000V]
Eventual CPU Standby Voltage
This item allows you to configure the voltage for the CPU Standby.
Configuration options: [Auto] [0.800V] - [1.800V]
Eventual PLL Termination Voltage
This item allows you to configure the voltage for the PLL Termination.
Configuration options: [Auto] [0.800V] - [1.600V]
Eventual CPU VCCIO Voltage
This item allows you to configure the voltage for the CPU VCCIO.
Configuration options: [Auto] [0.900V] - [1.800V]
Eventual DMI Voltage
This item allows you to configure the voltage for the DMI.
Configuration options: [Auto] [0.300V] - [1.900V]
System Agent Bandgap Workaround
IF you are using an older stepping processor, enabling this may be able to fix some
DRAM overclocking issues.
Configuration options: [Auto] Disabled] [Enabled]
AI Features
The items in this menu allows you to enable or disable different AI Features.
Package Temperature Threshold
Frequency will adjust to stay below this package temperature threshold when
regulation is enabled.
Configuration options: [Auto] [30] - [115]
Regulate Frequency by above Threshold
Frequency will adjust to stay below the Package Temperature Threshold when this
item is enabled. SVID must be enabled for this to work.
Configuration options: [Auto] [Enabled] [Disabled]