DR 17 Surface Book Discrete GPU in Use

Hi there,
I am trying to run DR 17 in my Surface book and the message I receive is "Discrete GPU in use". When I go to configure: - I have options as you can see in the attachment but am unsure as which way to configure. I would very much appreciate your advice>
Many thanks
Kind regards
Ian
I am trying to run DR 17 in my Surface book and the message I receive is "Discrete GPU in use". When I go to configure: - I have options as you can see in the attachment but am unsure as which way to configure. I would very much appreciate your advice>
Many thanks
Kind regards
Ian