Local AI · Recipe · 2× DGX Spark

DeepSeek-V4-Flash 305B NVFP4 with vLLM on 2× DGX Spark (MiaAI-Lab)

DeepSeek-V4-Flash 305B NVFP4 with vLLM on 2× DGX Spark (MiaAI-Lab): 56 tok/s according to github.com (dataset as of Nov 3, 2026).

by MiaAI-Lab

56tok/sMixed

1 request, mixed prompt set, prompt 256 tokens, with DSpark (per recipe)

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

Engine

Engine
vLLM
Quantization
FP8/FP4 (Original-Checkpoint) + NVFP4 KV (nvfp4_ds_mla)
Model family
DeepSeek-V4-Flash
Context
1,048,576
Parameters
~305B MoE (HF safetensors 304.6B)
Creator
MiaAI-Lab
GitHub stars
1,423
Repo updated
Oct 4, 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)56 tok/scontext 256 tok prompt · 8-trial median (51–67), docs/CLAUDE/ab-results-2026-09-03.md Source 
  • Peak (decode)56 tok/scontext 256K · Anemll 1M/6, 256×c1 8-Trial-Median (2026-09-02): 56 tok/s (51–67); best seen 14.08.: 62–83 tok/s (bis 128K), 09-02-Lane 15–25 % darunter. c6: 139–191 aggregiert Source 

Time to first token

Shorter is better.

  • Prompt not stated78,500 mscontext 128K · TTFT 78.5 s bei 128K-Prompt Source 

What you need

Hardware
2 × NVIDIA DGX Spark (GB10)
Engine
vLLM
Context
1,048,576 tokens

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