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Qwen3.8-9B · Q3_K_L
AMD Radeon RX 7900 XTX24GBllama.cpp v0.35L2 Cross-framework verified
This page aggregates 1 real-world runs of Qwen3.8-9B (Q3_K_L) on AMD Radeon RX 7900 XTX with llama.cpp, contributed by 1 independent source platforms; metrics are averages of published measurements.
79 tok/s
Decode
Decode speed
351.53 tok/s
Prefill
Prefill speed
0.12 s
TTFT
Time to first token
15.71 GB
VRAM
VRAM usage
L2 Cross-framework verified
1
Measured runs
1
Independent sources
Other
Source platforms
17 days ago
Last verified
Performance
- llama.cpp · Q3_K_L (current)Decode 79 · Prefill 351.53 ·
- Ollama · Q3_K_S Decode 81.43 · Prefill 433.18 ·
- Ollama · Q8_0 Decode 45.02 · Prefill 207.48 ·
- vLLM · Q3_K_L Decode 79.57 · Prefill 292.41 ·
- vLLM · Q3_K_M Decode 85.52 · Prefill 281.83 ·
- Ollama · Q4_K_M Decode 61.26 · Prefill 253.43 ·
- Ollama · Q5_K_M Decode 56.51 · Prefill 294.11 ·
- llama.cpp · IQ2_M Decode 116.92 · Prefill 403.5 ·
- llama.cpp · Q4_K_S Decode 92.32 · Prefill 411.04 ·
- vLLM · Q8_0 Decode 60.74 · Prefill 270.33 ·
Core figures
- Decode (avg)
- 79 tok/s
- Prefill (avg)
- 351.53 tok/s
- TTFT (avg)
- 0.12 s
- VRAM (avg)
- 15.71 GB
- MTP acceptance rate
- —
- TTFB
- 0.63 GB
- Power draw
- 211.6 W
Configuration
Member-level fields are taken from the most recent run
- Model
- Qwen3.8-9B
- Quantization
- Q3_K_L
- Framework
- llama.cpp
- Version
- v0.35
- Context length
- 2048 tokens
- Batch size
- 256
- GPU layers
- 33
- Flash Attention
- Off
Hardware
Nominal and measured figures are shown side by side; whether it runs is the reader's call
- GPU
- AMD Radeon RX 7900 XTX
- Nominal VRAM
- 24 GB
- Measured VRAM (avg)
- 15.71 GB
- OS
- Ubuntu 24.04
- Driver
- amdgpu-pro 24.20
- CUDA
- 12.8
- Power draw
- 211.6 W
Sources & evidence
1 measured records in total, each traceable to its original source
v0.35 · Ubuntu 24.04 · CUDA 12.8 · 2048 ctx
79 tok/s
Decode
351.53 tok/s
Prefill
0.12 s
TTFT
15.71 GB
VRAM
—
MTP
211.6 W
Power draw
L2 batch seed 2026-10-19: llama.cpp on hw_id=11 running model_id=52 at Q3_K_L