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Yes. Qwen3.5 0.8B fits in fast memory on Mac Studio M5 Max (40c GPU) 64GB at Q8_0 (2 GB needed, 48.0 GB usable), about 491 tok/s (estimate).
Hardware: Mac Studio M5 Max (40c GPU) 64GB · Model: Qwen3.5 0.8B
Mac Studio M5 Max (40c GPU) 64GB has 64 GB of unified memory and 614 GB/s of memory bandwidth. The checker leaves macOS a share of unified memory, so Ollama can use 48.0 GB. Qwen3.5 0.8B (0.87B, Alibaba) at Q8_0 is a 1 GB download and needs 2 GB with headroom for about 8k tokens.
| Best quant | Q8_0 |
|---|---|
| Download size | 1 GB |
| Memory needed | 2 GB |
| Usable fast memory | 48.0 GB |
| Fit | fits in fast memory |
| Estimated speed | ~491 tok/s (estimate) |
| Command | ollama run qwen3.5:0.8b-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