Local AI · Recipe · 1× DGX Spark

DeepSeek-V4.1-Flash Q2_K with llama.cpp on 1× DGX Spark

DeepSeek-V4.1-Flash Q2_K with llama.cpp on 1× DGX Spark: 2.8 tok/s according to github.com (dataset as of Nov 3, 2026).

by vcruz305

2.8tok/sPeak

1 request, best value reported by source, context 2k

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

≤ 3 bit: quantization may cost quality

Engine

Engine
llama.cpp Branch runtime/deepseek41
Quantization
GGUF Q2_K (246 GiB)
Model family
DeepSeek-V4.1-Flash
Context
2,048
Creator
vcruz305
GitHub stars
6
Repo updated
Sep 11, 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)2.8 tok/scontext 2K · CUDA, -cmoe Source 

Prefill by context

What you need

Hardware
1 × NVIDIA DGX Spark (GB10)
Engine
llama.cpp Branch runtime/deepseek41
Context
2,048 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.
  • Experimental
  • Smoke test only

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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