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Yes. Gemma 4 12B fits in fast memory on M2 24GB at Q8_0 (14.6 GB needed, 16.1 GB usable), about 6 tok/s (estimate).
Hardware: M2 24GB · Model: Gemma 4 12B
M2 24GB has 24 GB of unified memory and 100 GB/s of memory bandwidth. M3 24GB has the same memory and bandwidth, so the fit numbers match; this page is M2 24GB. The checker leaves macOS a share of unified memory, so Ollama can use 16.1 GB. Gemma 4 12B (12B, Google) at Q8_0 is a 13 GB download and needs 14.6 GB with headroom for about 8k tokens.
| Best quant | Q8_0 |
|---|---|
| Download size | 13 GB |
| Memory needed | 14.6 GB |
| Usable fast memory | 16.1 GB |
| Fit | fits in fast memory |
| Estimated speed | ~6 tok/s (estimate) |
| Command | ollama run gemma4:12b-it-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