Local AI · Recipe · 2× DGX Spark

DeepSeek-V4.1-Flash Q2 with DwarfStar on 2× DGX Spark

DeepSeek-V4.1-Flash Q2 with DwarfStar on 2× DGX Spark: 21.8 tok/s according to github.com (dataset as of Nov 3, 2026).

by antirez

21.8tok/sPeak

1 request, best value reported by source, context 1024

Source: github.com
Intelligence (original model) · Artificial Analysis40with thinkingno thinking 25

≤ 3 bit: quantization may cost quality

Engine

Engine
DwarfStar (ds4) main@fc80bd69 (2026-10-07)
Quantization
Q2 (imatrix), Experten hälftig je Spark; vollständige GGUF auf beiden SSDs
Model family
DeepSeek-V4.1-Flash
Context
65,536
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

  • Peak (decode)21.8 tok/scontext 1K · 2026-10-02, Q2, 1K-Prompt, 64K alloziert, 2,048 teacher-forced Decode-Token, ohne Spekulation, direkter RoCE-Link Source 

Prefill by context

  • 32K411 tok/sFresh 32K prefill, 64K alloziert, 512 Decode-Token je Frontier (2026-10-02) Source 

What you need

Hardware
2 × NVIDIA DGX Spark (GB10)
Engine
DwarfStar (ds4) main@fc80bd69 (2026-10-07)
Context
65,536 tokens

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

8× DGX Spark
74tok/sEveryday

1 request, generation at 32K context (speed table, ring of eight), thinking on, high, with DSpark (per recipe); experimental profile Source 

  • Custom kernel required
  • Experimental

Stock-Checkpoint FP8/MXFP4 (DeepSeek)vLLM (local-inference-lab Fork) via SparkRing (SIRCL-Collectives, switchless RDMA ueber ConnectX-7), Image Release 2026.10.2Weights Repo Updated Nov 2, 2026

Details

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