4× RTX 3090
110tok/sEveryday
1 request, prose prompt, with MTP (per recipe) Source
Intelligence40with thinking
- License unclear
Local AI · Recipe · 1× RTX PRO 6000
Qwen3.8-Flash-Next 125B NVFP4 with SGLang on 1× RTX PRO 6000
by jpezzulli
Engine
- Engine
- SGLang
- Quantization
- NVFP4 (ModelOpt) + optional online FP8
- Model family
- Qwen3.8-Flash-Next
- Context
- 524,288
- Parameters
- 125B MoE
- Creator
- jpezzulli
- GitHub stars
- 104
- Repo updated
- Sep 25, 2026
Measurements
Every sourced value of this recipe, each with its condition and source. Bars relative to the largest value in the group.
No sourced measurements for this recipe.
What you need
- Hardware
- 1 × NVIDIA RTX PRO 6000 Blackwell
- Weights
- Main weightsRadixArk/Qwen3.8-Flash-Next-NVFP4 other
- Engine
- SGLang
- Context
- 524,288 tokens
Notes
What matters before you rebuild it.
- Custom kernel required
- License unclear
Sources
- github.com/jpezzulli/sglang-rtxpro6000/blob/pennyroyal-main-sm120-final/RESULTS.md#pennyroyal-v250--optional-online-fp8
- github.com/jpezzulli/sglang-rtxpro6000/blob/pennyroyal-main-sm120-final/RESULTS.md#pennyroyal-v240--prefill-and-maintenance
- github.com/jpezzulli/sglang-rtxpro6000/blob/pennyroyal-main-sm120-final/RESULTS.md
- github.com/jpezzulli/sglang-rtxpro6000/blob/pennyroyal-main-sm120-final/RESULTS.md#flash-next-agentic-session--september-6-2026
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