What I do have with me is a hdmi to hdmi cable and this cable that I connect the two monitors to my laptop at the moment. I assume this wouldn't work since its not hdmi 2.0?

HDMI Port HDMI (High-Definition Multimedia Interface) port is one of the most common video ports available on most laptops and monitors. If both laptop and monitor have an HDMI port, you can connect ...

What’s In The Box Dell UltraSharp 34 U3423WE Power Cable One USB 3.2 Gen 2 Type C to Type-C cable – 3.3 ft One DisplayPort cable – DisplayPort to DisplayPort – 6 ft One HDMI cable – 6 ft ...

Generation and cable choice are also important to consider. For example, an HDMI 1.4 connector is perfectly capable of running a 1080p external monitor but isn’t enough to deliver 4K at 120Hz.

HDMI 1.0 can only transfer a maximum resolution of 1080p at a rate of 60Hz and supports eight audio channels. 1.1 and 1.2 can do 1440p, but only at 30Hz.