Local AI · Recipe · 2× DGX Spark

DeepSeek-V4-Flash 305B with SGLang on 2× DGX Spark

DeepSeek-V4-Flash 305B with SGLang on 2× DGX Spark: 45.3 tok/s according to github.com (dataset as of Nov 3, 2026).

by tonyd2wild

45.3tok/sMixed

1 request, mixed prompt set, with DSpark (per recipe)

Source: github.com
Intelligence (original model) · Artificial Analysisno independent value

Engine

Engine
SGLang dev-v4f-2dgx-v2 (preview)
Quantization
native FP4-mixed (Checkpoint)
Model family
DeepSeek-V4-Flash
Context
327,680
Parameters
305B (lt. README)
Creator
tonyd2wild
GitHub stars
3
Repo updated
Sep 14, 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

  • Mixed (decode)45.3 tok/sC1 Median über alle 40 Prompts Source 
  • Peak (decode)78.6 tok/sCounting-Prompt 1..300 (Peak, keine Headline) Source 

Prefill by context

Time to first token

Shorter is better.

What you need

Hardware
2 × NVIDIA DGX Spark (GB10)
Engine
SGLang dev-v4f-2dgx-v2 (preview)
Context
327,680 tokens

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