ASROCK 790GX PRO User Manual page 47

Chipset Settings
Onboard GPU Clock Override
This allows you to enable or disable the Onboard GPU Clock Override
feature.
Onboard GPU Clock
This option only appears when you enable "Onboard GPU Clock
Override". The default value is [700].
mGPU Voltage
Use this to select mGPU voltage. Configuration options: [Auto], [1.09V] to
[1.69V]. The default value is [Auto].
Would you like to save current setting user defaults?
In this option, you are allowed to load and save three user defaults
according to your own requirements.
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