Choose a vendor that isn't actively fighting the OS they sell and support if you want your hardware to work as expected: https://www.theregister.co.uk/2018/01/03/nvidia_server_gpus/

eGPUs in a laptop format is a bit silly, you sacrifice the mobility of the laptop to get a very cut down discrete mobile GPU. AMD has started to eat this market alive due to the performance per watt advantage: https://redd.it/bc5hkg

Consumers are much more likely to bring a sub-5lb HP x360 everywhere than a bulky 8+lb laptop.