As it turned out, you can significantly boost graphics performance in Steam Deck by bolting in an external GPU. The setup is hardly portable, but it works surprisingly well despite some constraints.
LAS VEGAS—When a new graphics processor launches from Nvidia, AMD, or Intel, it’s easy to assume that every graphics card bearing that GPU will perform more or less the same. In reality, the silicon ...
External graphics cards (eGPUs) have been around for quite some time, but they have never really managed to go mainstream.
Chinese reviewer "Golden Pig Upgrade" has used both NVIDIA's flagship GeForce RTX 4090 and new GeForce RTX 4070 Ti SUPER graphics card with an OCulink connector, used as an external desktop GPU and ...