On the Day 0 release of DeepSeekv4.1 Flash, NVIDIA vLLM works out of the box with zero issues across all 6 SKUs: H100, H200, B200, B300, GB200, GB300! Amazing work by the NVIDIA & Inferact teams! In comparison, AMD vLLM still does not work on DeepSeekv4.1 Flash, as we will describe below๐๏ธ(1/2)๐งต