Qwen3.8-27B Open Source: 206 tok/s on RTX 5090 with SGLang Day-0 Support

cedric_chee · x · 2026-08-15

Alibaba's Qwen3.8-27B is now open source, with Day-0 support from SGLang. On a single RTX 5090, it achieves 206.1 tok/s decode speed using NVFP4 and DSpark, and 38.28 tok/s on DGX Spark. The model excels in agentic planning and long-horizon tasks, earning the title 'king of small models'.

Related event: Qwen3.8-27B Released Open-Source, Tops Hugging Face Trending(36 posts)→

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