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Qwen3.5-9B · Q5_K_S

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AMD Strix Halo (Radeon 8060S)llama.cpp v0.48L2 Cross-framework verified

This page aggregates 1 real-world runs of Qwen3.5-9B (Q5_K_S) on AMD Strix Halo (Radeon 8060S) with llama.cpp, contributed by 1 independent source platforms; metrics are averages of published measurements.

60.47 tok/s

Decode

Decode speed

213.4 tok/s

Prefill

Prefill speed

0.26 s

TTFT

Time to first token

19.11 GB

VRAM

VRAM usage

L2 Cross-framework verified

1

Measured runs

1

Independent sources

Other

Source platforms

2 days ago

Last verified

Performance

  1. llama.cpp · IQ1_S Decode 116.24 · Prefill 433.01 ·
  2. llama.cpp · Q5_K_S (current)Decode 60.47 · Prefill 213.4 ·
  3. Strata · Q4_K_S Decode 105.67 · Prefill 508.86 ·
  4. Strata · Q6_K Decode 73.08 · Prefill 234.71 ·

Core figures

Decode (avg)
60.47 tok/s
Prefill (avg)
213.4 tok/s
TTFT (avg)
0.26 s
VRAM (avg)
19.11 GB
MTP acceptance rate
—
TTFB
0.48 GB
Power draw
84.2 W

Configuration

Member-level fields are taken from the most recent run

Model
Qwen3.5-9B
Quantization
Q5_K_S
Framework
llama.cpp
Version
v0.48
Context length
2048 tokens
Batch size
256
GPU layers
28
Flash Attention
On

Hardware

Nominal and measured figures are shown side by side; whether it runs is the reader's call

GPU
AMD Strix Halo (Radeon 8060S)
Measured VRAM (avg)
19.11 GB
OS
Ubuntu 22.04
Driver
amdgpu 6.11
CUDA
N/A
Power draw
84.2 W

Sources & evidence

1 measured records in total, each traceable to its original source

  1. L2 Cross-framework verifiedOtherOriginal link Verified on 2026-10-16

    v0.48 · Ubuntu 22.04 · CUDA N/A · 2048 ctx

    60.47 tok/s

    Decode

    213.4 tok/s

    Prefill

    0.26 s

    TTFT

    19.11 GB

    VRAM

    —

    MTP

    84.2 W

    Power draw

    L2 batch seed 2026-10-16: llama.cpp on hw_id=87 running model_id=49 at Q5_K_S