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Qwen3-8B · IQ3_XS

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AMD Radeon RX 7800 XT16GBOllama v0.48L2 Cross-framework verified

This page aggregates 1 real-world runs of Qwen3-8B (IQ3_XS) on AMD Radeon RX 7800 XT with Ollama, contributed by 1 independent source platforms; metrics are averages of published measurements.

100 tok/s

Decode

Decode speed

339.13 tok/s

Prefill

Prefill speed

0.99 s

TTFT

Time to first token

12.52 GB

VRAM

VRAM usage

L2 Cross-framework verified

1

Measured runs

1

Independent sources

Other

Source platforms

5 days ago

Last verified

Performance

  1. llama.cpp · Q2_K Decode 105.63 · Prefill 545.14 ·
  2. Ollama · IQ3_XS (current)Decode 100 · Prefill 339.13 ·

Core figures

Decode (avg)
100 tok/s
Prefill (avg)
339.13 tok/s
TTFT (avg)
0.99 s
VRAM (avg)
12.52 GB
MTP acceptance rate
—
TTFB
0.8 GB
Power draw
285.7 W

Configuration

Member-level fields are taken from the most recent run

Model
Qwen3-8B
Quantization
IQ3_XS
Framework
Ollama
Version
v0.48
Context length
8192 tokens
Batch size
256
GPU layers
33
Flash Attention
On

Hardware

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

GPU
AMD Radeon RX 7800 XT
Nominal VRAM
16 GB
Measured VRAM (avg)
12.52 GB
OS
macOS 15.0
Driver
amdgpu-pro 24.20
CUDA
N/A
Power draw
285.7 W

Sources & evidence

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

  1. L2 Cross-framework verifiedOtherOriginal link Verified on 2026-10-13

    v0.48 · macOS 15.0 · CUDA N/A · 8192 ctx

    100 tok/s

    Decode

    339.13 tok/s

    Prefill

    0.99 s

    TTFT

    12.52 GB

    VRAM

    —

    MTP

    285.7 W

    Power draw

    L2 batch seed 2026-10-13: Ollama on hw_id=31 running model_id=53 at IQ3_XS