https://wccftech.com/nvidia-registers-hopper-gpu/

The folks over at Videocardz have verified a rumor we published almost a month back about NVIDIA's upcoming GPU, called Hopper. This is now no longer a rumor and strictly in leak territory, although the only thing confirmed at this point is the codename: Hopper. I will say this right at the start that its possible Hopper is not an MCM GPU. But considering the older rumor correctly predicted the trademark it is now likely that the rest of the story is true as well. Interestingly, NVIDIA also trademarked another codename called Aerial. The trademarks surfaced over at the US Patent and Trademark Office.

NVIDIA can use MCM technology to truly revolutionize the world of GPUs and bring forth a GPU that is so powerful that no conventional, monolithic die-based GPU, would be able to come within spitting distance of the thing. It is also the next step in GPU evolution (more on that below). Without any further ado, here is the official trademark filed by NVIDIA which confirms the existence of the GPU: