Microsoft recently announced that they run chatgpt 3.5 & 4 on mi300 on Azure and the price/performance is better.
https://www.amd.com/en/newsroom/press-releases/2024-5-21-amd...
https://www.amd.com/en/newsroom/press-releases/2024-5-21-amd...
It looks like the price to performance of inference tasks gives providers a big incentive to move away from Nvidia.