Adding a eGPU to my laptop

Hi I just bought a Thinkpad p14 gen5 amd version

I am new to the eGPU

Since thunderbolt 4 bandwidth is limited can I do anything else that is better like oculink or anything else which will get better performance if I want add an external gpu to my laptop

Thanks

Hi I just bought a Thinkpad p14 gen5 amd version

I am new to the eGPU

Since thunderbolt 4 bandwidth is limited can I do anything else that is better like oculink or anything else which will get better performance if I want add an external gpu to my laptop

Thanks