The testing has been carried out both from the perspective of single-unit capabilities and head to head with similar devices. Thus, the list of the best external GPU for laptops with USB-C has been ...
TL;DR: NVIDIA's upcoming GeForce RTX 5080 Laptop GPU is rumored to be 40-60% faster than the RTX 4080, featuring 16GB of GDDR7, a 175W max TGP, and 7680 CUDA cores. Expected to debut at CES 2025.