User Manual
Table Of Contents
- 1.1 Knowing BIOS
- 1.2 BIOS setup program
- 1.3 My Favorites
- 1.4 Main menu
- 1.5 Extreme Tweaker menu
- 1.6 Advanced menu
- 1.6.1 Platform Misc Configuration
- 1.6.2 CPU Configuration
- 1.6.3 System Agent (SA) Configuration
- 1.6.4 PCH Configuration
- 1.6.5 PCH Storage Configuration
- 1.6.6 PCH-FW Configuration
- 1.6.7 Onboard Devices Configuration
- 1.6.8 APM Configuration
- 1.6.9 PCI Subsystem Settings
- 1.6.10 USB Configuration
- 1.6.11 Network Stack Configuration
- 1.6.12 NVMe Configuration
- 1.6.13 HDD/SSD SMART Information
- 1.7 Monitor menu
- 1.8 Boot menu
- 1.9 Tool menu
- 1.10 Exit menu
- 1.11 Updating BIOS

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ROG MAXIMUS XI HERO (WI-FI) BIOS Manual
tREFIX9
Conguration options: [Auto] [0] - [127]
OREF_RI
Conguration options: [Auto] [0] – [255]
Misc.
MRC Fast Boot
Allows you to enable, disable or automatically set the MRC fast boot.
Conguration options: [Auto] [Enabled] [Disabled]
DRAM CLK Period
Conguration options: [Auto] [1] – [95]
Memory Scrambler
Set this item to enable or disable memory scrambler support.
Conguration options: [Enabled] [Disabled]
Channel A DIMM Control
Allows you to enable or disable the Channel A DIMM slots.
Conguration options: [Enable Both DIMMS] [Disable DIMM0] [Disable DIMM1]
[Disable Both DIMMS]
Channel B DIMM Control
Allows you to enable or disable the Channel B DIMM slots.
Conguration options: [Enable Both DIMMS] [Disable DIMM0] [Disable DIMM1]
[Disable Both DIMMS]
MCH Full Check
Enable this item to enhance the stability of your system. Disable this item to enhance
the DRAM overclocking capability.
Conguration options: [Auto] [Enabled] [Disabled]
Training Profile
Allows you to select the DIMM training prole.
Conguration options: [Auto] [Standard Prole] [User Prole]
DLLBwEn
Conguration options: [Auto] [1] - [7]
DRAM SPD Write
Conguration options: [Enabled] [Disabled]
XTU Setting
Conguration options: [Auto] [1] - [7]