Local AI · Recipe · 1× DGX Spark

DeepSeek-V4-Flash IQ2_XXS with DwarfStar on 1× DGX Spark

DeepSeek-V4-Flash IQ2_XXS with DwarfStar on 1× DGX Spark: 19.5 tok/s according to github.com (dataset as of Nov 3, 2026).

by antirez

19.5tok/sEveryday

1 request, prose prompt, context 4096, no speculative decoding

Source: github.com
Intelligence (original model) · Artificial Analysis34with 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 (routed, imatrix), Q8 Attn/Shared/Out
Model family
DeepSeek-V4-Flash
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)19.5 tok/scontext 4K · 2026-09-06, Median 3 Läufe à 256 Token, Prompt „Unpredictable prose“, Temperatur 1, 4K alloziert, Prefill-Chunk 512; ohne Spekulation Source 
  • Peak (decode)31.4 tok/scontext 4K · 2026-09-06, Median 3 Läufe à 256 Token, Prompt „C hash table“, Temperatur 0, DSpark (opportunistisches Sampling) Source 

Prefill by context

  • 16K872 tok/sDs4-bench, I Promessi Sposi, 2048-Token-Intervalle; aufgezeichnete Baseline, nicht je Commit Source 

What you need

Hardware
1 × NVIDIA DGX Spark (GB10)
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.

Sources

Related recipes

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