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Yes. Qwen3-VL 4B fits in fast memory on M3 Pro 18GB at Q8_0 (6.3 GB needed, 12.1 GB usable), about 24 tok/s (estimate).
Hardware: M3 Pro 18GB · Model: Qwen3-VL 4B
M3 Pro 18GB has 18 GB of unified memory and 150 GB/s of memory bandwidth. The checker leaves macOS a share of unified memory, so Ollama can use 12.1 GB. Qwen3-VL 4B (4.44B, Alibaba) at Q8_0 is a 5.1 GB download and needs 6.3 GB with headroom for about 8k tokens.
| Best quant | Q8_0 |
|---|---|
| Download size | 5.1 GB |
| Memory needed | 6.3 GB |
| Usable fast memory | 12.1 GB |
| Fit | fits in fast memory |
| Estimated speed | ~24 tok/s (estimate) |
| Command | ollama run qwen3-vl:4b-instruct-q8_0 |
Estimates, not benchmarks. Model sizes are ollama.com download sizes; memory needed adds headroom for ~8k tokens of context; speeds are rough figures from memory bandwidth. Data updated 2026-10-23.
A project by OnDevice Labs · llms.txt