Local AI · Recipe · 2× DGX Spark

DeepSeek-V4-Flash with vLLM on 2× DGX Spark (1024k context)

DeepSeek-V4-Flash with vLLM on 2× DGX Spark (1024k context): 86.9 tok/s according to github.com (dataset as of Nov 3, 2026).

by r0b0tlab

86.9tok/sMixed

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

Source: github.com
Intelligence (original model) · Artificial Analysis34with thinking

Engine

Engine
vLLM 0.26.0+dspark.sm121.3
Quantization
deepseek_v4_fp8 Gewichte + nvfp4_ds_mla KV
Model family
DeepSeek-V4-Flash
Context
1,048,576
Creator
r0b0tlab
GitHub stars
32
Repo updated
Aug 3, 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)86.9 tok/sConcurrency_ladder_out512 aggregate_output_tok_s c1 (out=512, Prompt nicht angegeben) Source 
  • Peak (decode)86.9 tok/sConcurrency_ladder_out512 aggregate_output_tok_s c1 (out=512, Prompt nicht angegeben) Source 

Prefill by context

  • Prompt not stated29,204 tok/sPrefill_median_prompt_tok_s_proxy – vom Autor als „proxy“ bezeichnet, kein reiner Prefill-Lauf Source 

Time to first token

Shorter is better.

  • Prompt not stated222 msLatency_c1_stream ttft_ms_mean; ITL 68.94667228711856 ms Source 

What you need

Hardware
2 × NVIDIA DGX Spark (GB10)
Engine
vLLM 0.26.0+dspark.sm121.3
Context
1,048,576 tokens

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