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 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 Thermal Configuration
- 6.8 Thunderbolt(TM) Configuration
- 6.9 Trusted Computing
- 6.10 UEFI Variables Protection
- 6.11 PCI Subsystem Settings
- 6.12 USB Configuration
- 6.13 Network Stack Configuration
- 6.14 NVMe Configuration
- 6.15 HDD/SSD SMART Information
- 6.16 APM Configuration
- 6.17 Onboard Devices Configuration
- 6.18 Intel(R) Rapid Storage Technology
- 7. Monitor menu
- 8. Boot menu
- 9. Tool menu
- 10. Exit menu
- 11. Updating BIOS
80
ROG STRIX Z790 Series (Intel
®
14
th
) BIOS Manual
6.17 Onboard Devices Configuration
The items in this menu allow you to change the onboard devices settings. Scroll down to
view the other BIOS items.
The settings and options of this menu may vary depending on your motherboard. Please
refer to the BIOS of your motherboard for the actual settings and options.
PCIe Bandwidth Bifurcation Configuration
[Auto mode] Run full PCIe X16 mode.
[X8/X8 mode] Split up PCIEX16(G5) that runs at X16 into X8/X8.
[X16 mode] PCIEX16(G5) support X16 mode and the M.2_1 will be
disabled.
[GPU with M.2 storage] PCIEX16_1 slot will support a graphics card running at x8 and
an NVMe M.2 SSD running at x4.
USB Audio
Controls the detection of the USB-Audio device.
[Disabled] USB-Audio will be unconditionally disabled.
[Enabled] USB-Audio will be unconditionally enabled.
Intel LAN
Allows you to enable or disable Intel LAN.
Configuration options: [Disabled] [Enabled]
USB power delivery in Soft Off state (S5)
Allows you to enable or disable USB power when your PC is in the S5 state.
Configuration options: [Disabled] [Enabled]