Local AI · Recipe · 1× RTX 3090

Qwen3.8 27.3B with llama.cpp on 1× RTX 3090

Qwen3.8 27.3B with llama.cpp on 1× RTX 3090: 57 tok/s according to github.com (dataset as of Sep 29, 2026).

by alesha-pro

57tok/sEveryday

1 request, prose prompt, with MTP

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

Engine

Engine
llama.cpp
Quantization
Mirai-S-Trellis 2.4-bit + q8_0 KV
Model family
Qwen3.8
Context
131,072
Parameters
27.3B dense (Mirai S: 2.4 bits/weight)
Creator
alesha-pro
GitHub stars
10
Repo updated
Oct 7, 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)57 tok/scontext 6.9K-Prompt (prose) · Dieselbe MTP-3-Zelle, Prosa Source 
  • Peak (decode)85 tok/scontext 6.9K-Prompt (code) · 128K ctx, q8_0 KV, MTP 3, 14.6 GB peak; 85 code / 57 prose; 300 W Source 

Prefill by context

What you need

Hardware
1 × NVIDIA RTX 3090
Engine
llama.cpp
Context
131,072 tokens

Notes

What matters before you rebuild it.

  • Custom kernel required

Sources

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