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No. Qwen3.5 27B does not fit on M4 24GB: Q4_K_M needs 19.3 GB and 16.1 GB is usable.
Hardware: M4 24GB · Model: Qwen3.5 27B
M4 24GB has 24 GB of unified memory and 120 GB/s of memory bandwidth. The checker leaves macOS a share of unified memory, so Ollama can use 16.1 GB. Qwen3.5 27B (27.8B, Alibaba) at Q4_K_M is a 17 GB download and needs 19.3 GB with headroom for about 8k tokens.
| Best quant | Q4_K_M |
|---|---|
| Download size | 17 GB |
| Memory needed | 19.3 GB |
| Usable fast memory | 16.1 GB |
| Fit | does not fit |
| Estimated speed | no estimate, it does not fit |
| Command | ollama run qwen3.5:27b-q4_K_M |
Smallest hardware that runs it: RTX 3060 12GB at Q4_K_M (partial offload (slower), 19.3 GB needed, 11.5 GB usable, about 5 tok/s (estimate)). Can a RTX 3060 12GB run Qwen3.5 27B?
A smaller Alibaba model that fits this hardware: Qwen 2.5 14B at Q5_K_M (fits in fast memory, 12.3 GB). Can a M4 24GB run Qwen 2.5 14B?
Open M4 24GB in the checkerEstimates, 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