Across 27 shared benchmarks, Nemotron 3 Ultra 550B A55B scores higher on 2 and Qwen3.8 Max Preview on 25. The widest gap is critpt, where Qwen3.8 Max Preview scores 20 against 3.1. Nemotron 3 Ultra 550B A55B is the cheaper of the two on tracked API pricing ($0.60 against $2.00 per million input tokens).
Best tracked score per model per benchmark (default configuration; source-attributed). ↓ marks lower-is-better metrics. Open either model for its full surface, provenance and pricing. Quoted rates are the price-setter row we currently track for each model — its direct or vendor-official listing where one exists (direct, alibaba-official), otherwise the lowest tracked offer.