Back to search results
Qwen3.5-4B · Q8_0
NVIDIA RTX 4070 Ti12GBOllama v0.29L2 Cross-framework verified
This page aggregates 1 real-world runs of Qwen3.5-4B (Q8_0) on NVIDIA RTX 4070 Ti with Ollama, contributed by 1 independent source platforms; metrics are averages of published measurements.
68.74 tok/s
Decode
Decode speed
373.18 tok/s
Prefill
Prefill speed
0.46 s
TTFT
Time to first token
11.4 GB
VRAM
VRAM usage
L2 Cross-framework verified
1
Measured runs
1
Independent sources
Other
Source platforms
5 days ago
Last verified
Performance
- vLLM · Q4_K_S Decode 161.78 · Prefill 577.24 ·
- Ollama · Q6_K Decode 99.87 · Prefill 394.75 ·
- llama.cpp · Q3_K_L Decode 123.86 · Prefill 681.14 ·
- Ollama · Q8_0 (current)Decode 68.74 · Prefill 373.18 ·
Core figures
- Decode (avg)
- 68.74 tok/s
- Prefill (avg)
- 373.18 tok/s
- TTFT (avg)
- 0.46 s
- VRAM (avg)
- 11.4 GB
- MTP acceptance rate
- —
- TTFB
- 0.55 GB
- Power draw
- 209.3 W
Configuration
Member-level fields are taken from the most recent run
- Model
- Qwen3.5-4B
- Quantization
- Q8_0
- Framework
- Ollama
- Version
- v0.29
- Context length
- 2048 tokens
- Batch size
- 256
- GPU layers
- 99
- Flash Attention
- On
Hardware
Nominal and measured figures are shown side by side; whether it runs is the reader's call
- GPU
- NVIDIA RTX 4070 Ti
- Nominal VRAM
- 12 GB
- Measured VRAM (avg)
- 11.4 GB
- OS
- Windows 11 23H2
- Driver
- 570.86
- CUDA
- 12.8
- Power draw
- 209.3 W
Sources & evidence
1 measured records in total, each traceable to its original source
v0.29 · Windows 11 23H2 · CUDA 12.8 · 2048 ctx
68.74 tok/s
Decode
373.18 tok/s
Prefill
0.46 s
TTFT
11.4 GB
VRAM
—
MTP
209.3 W
Power draw
L2 batch seed 2026-10-13: Ollama on hw_id=42 running model_id=48 at Q8_0