Intel(R) Thunderbolt - ASROCK Z790 Series Setup Manual

3.4.4 Intel(R) Thunderbolt

Discrete Thunderbolt(TM) Support
Allows you to enable or disable the Discrete Thunderbolt(TM) Support.
Configuration options: [Enabled] [Disabled]
Thunderbolt Boot Support
The item appears when "Discrete Thunderbolt(TM) Support" is enabled.
[Enabled] sets to boot from Bootable devices which are present behind Thunderbolt.
[Disabled] sets to disallow booting from Bootable devices which are present behind
Thunderbolt.
Thunderbolt Usb Support
The item appears when "Discrete Thunderbolt(TM) Support" is enabled.
[Enabled] sets to boot from Usb devices which are present behind Thunderbolt.
[Disabled] sets to disallow booting from Usb devices which are present behind
Thunderbolt.
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