Local AI · Recipe · 2× RTX 3090

Qwen3.8 27B AutoRound INT4 with vLLM on 2× RTX 3090 (with DFlash)

Qwen3.8 27B AutoRound INT4 with vLLM on 2× RTX 3090 (with DFlash): 123 tok/s according to github.com (dataset as of Nov 3, 2026).

by noonghunna

123tok/sEveryday

1 request, prose prompt, with Draft

Source: github.com
Intelligence (original model) · Artificial Analysis34with thinkingno thinking 20

Engine

Engine
vLLM
Quantization
AutoRound INT4 (W4A16) + fp8 KV + FA2-Plugin
Model family
Qwen3.8
Context
262,144
Parameters
27B dense
Creator
noonghunna
GitHub stars
2,471
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)123 tok/sNarrativ-Prompt (800-Wort-Essay), mean wall TPS; @noonghunna, 2026-09-14; gemessen mit greedy Draft-Sampling (vor Default-Wechsel am 26.09.2026) Source 
  • Peak (decode)220 tok/sCode-Prompt (Quicksort), mean wall TPS; @noonghunna, 2026-09-14; gemessen mit greedy Draft-Sampling (vor Default-Wechsel am 26.09.2026) Source 

What you need

Hardware
2 × NVIDIA RTX 3090
Engine
vLLM
Context
262,144 tokens

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