Thank you very much for your quick response.
1. Yes, sorry, I mean bi-directional.
2. It is a G15 G513RS 2022 model but with a RTX 3080 and yes, CPU is 6900HX.
With regard to the resolution, if I can set my display to 2K, does that mean that the frequency will be the same as the 4k max, 160 Hz...