User Manual
Table Of Contents
- 1.1 Knowing BIOS
- 1.2 BIOS setup program
- 1.3 My Favorites
- 1.4 Main menu
- 1.5 Ai 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 STRIX Z390-E GAMING BIOS Manual
When the CPU Core Ratio is set to [Sync All Cores] or [Per Core], the following item
appears.
1-Core Ratio Limit
Enter [Auto] to apply the CPU default Turbo Ratio setting or manually
assign a 1-Core Limit value that must be higher than or equal to the 2-Core
Ratio Limit.
When the CPU Core Ratio is set to [Per Core], the following items appears.
2-Core Ratio Limit
Enter [Auto] to apply the CPU default Turbo Ratio setting or manually
assign a 2-core ratio limit that must be higher than or equal to the 3-core
ratio limit.
If you assign a value for 2-Core Ratio Limit, do not set the 1-Core Ratio Limit to [Auto].
3-Core Ratio Limit
Enter [Auto] to apply the CPU default Turbo Ratio setting or manually
assign a 3-core ratio limit that must be higher than or equal to the 4-core
ratio limit.
If you assign a value for 3-Core Ratio Limit, do not set the 1-Core Ratio Limit and 2-Core
Ratio Limit to [Auto].
4-Core Ratio Limit
Enter [Auto] to apply the CPU default Turbo Ratio setting or manually
assign a 4-core ratio limit that must be higher than or equal to the 5-core
ratio limit.
If you assign a value for 4-Core Ratio Limit, do not set the 1-Core Ratio Limit, 2-Core Ratio
Limit, and 3-Core Ratio Limit to [Auto].
5-Core Ratio Limit
Enter [Auto] to apply the CPU default Turbo Ratio setting or manually
assign a 5-core ratio limit that must be higher than or equal to the 6-core
ratio limit.
If you assign a value for 5-Core Ratio Limit, do not set the 1-Core Ratio Limit, 2-Core Ratio
Limit, 3-Core Ratio Limit, and 4-Core Ratio Limit to [Auto].
6-Core Ratio Limit
Enter [Auto] to apply the CPU default Turbo Ratio setting or manually
assign a 6-core ratio limit that must be lower than or equal to the 5-core
ratio limit.
If you assign a value for 6-Core Ratio Limit, do not set the 1-Core Ratio Limit, 2-Core Ratio
Limit, 3-Core Ratio Limit, 4-Core Ratio Limit, and 5-Core Ratio Limit to [Auto].