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Yes. Qwen3.5 4B fits in fast memory on M1 8GB at Q4_K_M (4.5 GB needed, 5.4 GB usable), about 16 tok/s (estimate).
Hardware: M1 8GB · Model: Qwen3.5 4B
M1 8GB has 8 GB of unified memory and 68 GB/s of memory bandwidth. The checker leaves macOS a share of unified memory, so Ollama can use 5.4 GB. Qwen3.5 4B (4.66B, Alibaba) at Q4_K_M is a 3.3 GB download and needs 4.5 GB with headroom for about 8k tokens.
| Best quant | Q4_K_M |
|---|---|
| Download size | 3.3 GB |
| Memory needed | 4.5 GB |
| Usable fast memory | 5.4 GB |
| Fit | fits in fast memory |
| Estimated speed | ~16 tok/s (estimate) |
| Command | ollama run qwen3.5:4b-q4_K_M |
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