Local AI · Recipe · 4× RTX 3090

DeepSeek-V4-Flash 180.4B Q3_K with llama.cpp on 4× RTX 3090

DeepSeek-V4-Flash 180.4B Q3_K with llama.cpp on 4× RTX 3090: 38.9 tok/s according to github.com (dataset as of Nov 3, 2026).

by alesha-pro

38.9tok/sPeak

1 request, best value reported by source

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

≤ 3 bit: quantization may cost quality

Engine

Engine
llama.cpp ds4-longctx @b001c8cd73
Quantization
GGUF Experten Q3_K/Q4_K (down Q4_K), Attention/Shared/Indexer/Output Q8_0, APE F32; 89.9 GB, 3.99 bpw
Model family
DeepSeek-V4-Flash
Context
262,144
Parameters
180.4B MoE (REAP, 160/256 Experten)
Creator
alesha-pro
GitHub stars
56
Repo updated
Aug 8, 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)38.9 tok/s„decode 34-36 t/s (up to 38.9 t/s on single requests)“ – Spitzenwert Einzelrequest; Prompt-Länge nicht angegeben Source 

Prefill by context

  • 32K1,675 tok/s262,144 ctx, ~92/96 GB belegt, 350 W (README „1,675 t/s @32K“) Source 

What you need

Hardware
4 × NVIDIA RTX 3090
Engine
llama.cpp ds4-longctx @b001c8cd73
Context
262,144 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
  • Custom kernel required

Sources

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