Local AI · Recipe · 1× DGX Spark

Qwen3.8-Flash-Next IQ2_XXS with DwarfStar on 1× DGX Spark

Qwen3.8-Flash-Next IQ2_XXS with DwarfStar on 1× DGX Spark: 17.1 tok/s according to github.com (dataset as of Nov 3, 2026).

by antirez

17.1tok/sEveryday

1 request, prose prompt, context 8192, no speculative decoding

Source: github.com
Intelligence (original model) · Artificial Analysis40with thinkingOriginal model's value. Heavily compressed (~2.1 bit), intelligence is likely much lower.

≤ 3 bit: quantization may cost quality

Engine

Engine
DwarfStar (ds4) main@0aaea5a (2026-09-20)
Quantization
IQ2_XXS gate/up, Q2_K down; 41.73 GiB resident, 95.37 GiB BF16-n-grams auf SSD
Model family
Qwen3.8-Flash-Next
Context
—
Creator
antirez
GitHub stars
24,199
Repo updated
Nov 2, 2026

Measurements

Every sourced value of this recipe, each with its condition and source. Bars relative to the largest value in the group.

Decode · 1 request

  • Everyday (decode)17.1 tok/scontext 8K · Separater 256-Token-Prosa-Lauf, Temperatur 0, 8K alloziert, ohne MTP Source 
  • Peak (decode)19.9 tok/scontext 8K · Separater 256-Token-Prosa-Lauf, Temperatur 0, 8K alloziert, mit --mtp Source 

Prefill by context

  • 16K250 tok/s2026-09-15, Einzellauf, 8192-Token-Prefill-Chunks, 32 Decode-Token Source 

What you need

Hardware
1 × NVIDIA DGX Spark (GB10)
Weights
Engine
DwarfStar (ds4) main@0aaea5a (2026-09-20)

Notes

What matters before you rebuild it.

  • ≤ 3 bit: quantization may cost qualityAt 3 bit and below the model may answer noticeably worse than the original. The intelligence number refers to the original.
  • License unclear

Sources

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Details

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