Local AI · Recipe · 4× DGX Spark

DeepSeek-V4.1-Flash-1017 FP8/MXFP4 with TensorFold on 4× DGX Spark (switchless ring)

DeepSeek-V4.1-Flash-1017 FP8/MXFP4 with TensorFold on 4× DGX Spark (switchless ring): 65.8 tok/s according to github.com (dataset as of Nov 3, 2026).

by MiaAI-Lab

65.8tok/sEveryday

1 request, prose prompt (T = 0.7, thinking on), with DSpark (per recipe)

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

Engine

Engine
TensorFold native (Zig 0.17.0), BertholomusAI dsv41 family (bertholomus/TensorFold deepseek-v41-zig-tp4 @5940208, kit 6033ea4) + recipe zig/patches, TP4 over a switchless ConnectX-7 ring (./start-switchless.sh), DSpark drafts, CUDA graphs
Quantization
FP8 / MXFP4 (official checkpoint as published, no re-quantization)
Model family
DeepSeek-V4.1-Flash-1017
Context
1,048,576
Parameters
~763B (HF-API safetensors total: 763.205.315.794)
Creator
MiaAI-Lab
GitHub stars
55
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

  • Everyday (decode)65.8 tok/sProsa, nicht-greedy T = 0,7, Thinking an, 1 Request, Median aus 3 Läufen, Rezept-Defaults (1.048.576-Token-Fenster, 16 Streams, DSpark), switchless Ring, gemessen 2026-10-25; TTFT 186 ms. Jede Session ab 128k Kontext: 58,6 Source 
  • Peak (decode)117 tok/sCode, greedy T = 0, Thinking aus, 1 Request (TTFT 192 ms); Aggregat bei 8 Requests: 183,7 Source 

Prefill by context

  • 32K4,127 tok/s32k-Prompt (32.787 Tokens), TTFT 8,10 s; 64k: 4.134,1; 256k: 3.929,4 tok/s Source 

Time to first token

Shorter is better.

  • Prompt not stated186 msProsa, T = 0,7, Thinking an, 1 Request Source 

What you need

Hardware
4 × NVIDIA DGX Spark (GB10)
Engine
TensorFold native (Zig 0.17.0), BertholomusAI dsv41 family (bertholomus/TensorFold deepseek-v41-zig-tp4 @5940208, kit 6033ea4) + recipe zig/patches, TP4 over a switchless ConnectX-7 ring (./start-switchless.sh), DSpark drafts, CUDA graphs
Context
1,048,576 tokens

Related recipes

4× DGX Spark
70.9tok/sEveryday

1 request, prose prompt (greedy, thinking off), with DSpark (per recipe) Source 

Intelligenceno independent value
  • ≤ 3 bit: quantization may cost quality
  • Custom kernel required

EXL3 4.0 bpw (4,02 bpw, ~275 GB; eigener Quant)TensorFold native (Zig, TensorFold 1.0.12), BertholomusAI dsv41 family (bertholomus/TensorFold deepseek-v41-zig-tp4 @0a0b69a, recipe v0.3.5) + kernel kit (362 files), TP4 über RoCE, DSpark drafts, CUDA graphsWeights Repo Updated Oct 24, 2026

Details
2× DGX Spark
63.9tok/sEveryday

1 request, prose prompt (temperature 0.7, thinking on), with DSpark (per recipe) Source 

Intelligenceno independent value
  • ≤ 3 bit: quantization may cost quality
  • Custom kernel required

EXL3 EAQ v1 2.9 bpw (Mia-AiLab; vision tower and DSpark draft blocks included)TensorFold native (Zig 0.17.0), BertholomusAI dsv41 family (bertholomus/TensorFold deepseek-v41-zig @fbbc971) + recipe patches, TP=2 over ConnectX-7 (RoCE), DSpark draftsWeights Repo Updated Nov 2, 2026

Details
2× DGX Spark
60.5tok/sEveryday

1 request, prose prompt (greedy, thinking off), with DSpark (per recipe) Source 

Intelligenceno independent value
  • ≤ 3 bit: quantization may cost quality
  • Custom kernel required

EXL3 2.5 bpw routed experts (2,52 bpw über die quantisierten Gewichte, ~185 GB; Attention/Shared Experts 4 bpw, DSpark-Drafter 4/6 bpw, Vision-Tower 16 bit)TensorFold native (Zig, TensorFold 1.0.12), BertholomusAI dsv41 family (bertholomus/TensorFold deepseek-v41-zig-tp2, recipe v0.7.3, served engine 6579b756dcd7) + kernel kit v0.7.0, TP=2 über RoCE, DSpark draftsWeights Repo Updated Oct 24, 2026

Details
2× DGX Spark
59.2tok/sEveryday

1 request, prose prompt (temperature 0, thinking off, single run), with DSpark (per recipe) Source 

Intelligenceno independent value
  • ≤ 3 bit: quantization may cost quality
  • Custom kernel required

EXL3 2.9 bpw (LibertAI, Revision afc7aa0a)TensorFold (Elevatormusic/TensorFold @07aa02585f64: TensorFold 0.6.6 line + BertholomusAI DeepSeek-V4.1 family), Launcher Elevatormusic/DeepSeek-V4.1-Flash-1017-EXL3-TensorFold-2x-DGX-Spark, TP=2 über ConnectX-7, DSpark (MTP_DRAFTS=5), MEM_FLOOR_GIB=0Weights Repo Updated Oct 19, 2026

Details

← Back to overview

Local AI in your company?

In a workshop we work out which models and which hardware fit your tasks, and build the first agent on your infrastructure.