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Qwen3.5-0.8B · IQ4_XS
AMD Ryzen AI Max+ 395128GBllama.cpp v0.36L2 Cross-framework verified
This page aggregates 1 real-world runs of Qwen3.5-0.8B (IQ4_XS) on AMD Ryzen AI Max+ 395 with llama.cpp, contributed by 1 independent source platforms; metrics are averages of published measurements.
273.83 tok/s
Decode
Decode speed
1,312.19 tok/s
Prefill
Prefill speed
0.64 s
TTFT
Time to first token
3.34 GB
VRAM
VRAM usage
L2 Cross-framework verified
1
Measured runs
1
Independent sources
Other
Source platforms
2 days ago
Last verified
Performance
- llama.cpp · IQ4_XS (current)Decode 273.83 · Prefill 1312.19 ·
- llama.cpp · Q5_K_M Decode 197.9 · Prefill 695.65 ·
- Ollama · Q4_K_M Decode 220.93 · Prefill 741.5 ·
- Ollama · Q8_0 Decode 163.22 · Prefill 720.03 ·
- llama.cpp · IQ1_S Decode 380.54 · Prefill 1677.44 ·
- llama.cpp · IQ2_XS Decode 354.37 · Prefill 1453.65 ·
Core figures
- Decode (avg)
- 273.83 tok/s
- Prefill (avg)
- 1,312.19 tok/s
- TTFT (avg)
- 0.64 s
- VRAM (avg)
- 3.34 GB
- MTP acceptance rate
- —
- TTFB
- 2.19 GB
- Power draw
- 81.1 W
Configuration
Member-level fields are taken from the most recent run
- Model
- Qwen3.5-0.8B
- Quantization
- IQ4_XS
- Framework
- llama.cpp
- Version
- v0.36
- Context length
- 2048 tokens
- Batch size
- 512
- 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 Ryzen AI Max+ 395
- Nominal VRAM
- 128 GB
- Measured VRAM (avg)
- 3.34 GB
- OS
- Ubuntu 24.04
- Driver
- 560.94
- CUDA
- N/A
- Power draw
- 81.1 W
Sources & evidence
1 measured records in total, each traceable to its original source
v0.36 · Ubuntu 24.04 · CUDA N/A · 2048 ctx
273.83 tok/s
Decode
1,312.19 tok/s
Prefill
0.64 s
TTFT
3.34 GB
VRAM
—
MTP
81.1 W
Power draw
L2 batch seed 2026-10-16: llama.cpp on hw_id=24 running model_id=51 at IQ4_XS