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Can I run gemma-4-12B-agentic-fable5-composer2.5-v2-3.5x-tau2-GGUF on a Mac with 24 GB?

Yes

Its gemma4-v2-Q8_0 file (12.7 GB) fits in the 16.0 GB a Mac with 24 GB can use, with room for ≈ 20K tokens of context.

Full analysis of gemma-4-12B-agentic-fable5-composer2.5-v2-3.5x-tau2-GGUF Everything that runs on Mac with 24 GB Get the gemma4-v2-Q8_0 file on Hugging Face
ollama run hf.co/yuxinlu1/gemma-4-12B-agentic-fable5-composer2.5-v2-3.5x-tau2-GGUF

Files and context on Mac with 24 GB

Each file of gemma-4-12B-agentic-fable5-composer2.5-v2-3.5x-tau2-GGUF (and of GGUF versions the site has analyzed), and how much context fits next to it, with the context cache in 16-bit or 8-bit.

FileSizeOn Mac with 24 GB Context (16-bit)Context (8-bit)
gemma4-v2-Q8_012.7 GBFits20K45K
Q6_K9.79 GBFits41K88K
Q4_K_M7.38 GBFits59K123K
Q3_K_M6.09 GBFits69K143K

gemma-4-12B-agentic-fable5-composer2.5-v2-3.5x-tau2-GGUF on other hardware

Popular models that run on Mac with 24 GB

Assumes 67% of the Mac's memory is usable (macOS's default limit for the GPU; it can be raised) and at least 4K tokens of context for one conversation, with the context cache in 16-bit unless noted. Fits leaves at least 20% of that memory for context; Tight leaves less.