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Can I run Qwen3.8-27B-GSQ-RCO-GGUF on a Mac with 64 GB?

Yes

Its IQ3_S file (12.1 GB) fits in the 48.0 GB a Mac with 64 GB can use, with room for ≈ 256K tokens of context.

Full analysis of Qwen3.8-27B-GSQ-RCO-GGUF Everything that runs on Mac with 64 GB Get the IQ3_S file on Hugging Face
ollama run hf.co/ISTA-DASLab/Qwen3.8-27B-GSQ-RCO-GGUF:IQ3_S

Files and context on Mac with 64 GB

Each file of Qwen3.8-27B-GSQ-RCO-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 64 GB Context (16-bit)Context (8-bit)
IQ3_S12.1 GBFits256K256K
Qwen3.8-27B-GSQ-RCO-IQ3_S11.8 GBFits256K256K
IQ3_XXS10.4 GBFits256K256K
Qwen3.8-27B-GSQ-RCO-IQ3_XXS10.1 GBFits256K256K
IQ2_S9.61 GBFits256K256K
Qwen3.8-27B-GSQ-RCO-IQ2_S9.26 GBFits256K256K
IQ2_XS8.77 GBFits256K256K
Qwen3.8-27B-GSQ-RCO-IQ2_XS8.42 GBFits256K256K

Qwen3.8-27B-GSQ-RCO-GGUF on other hardware

Popular models that run on Mac with 64 GB

Assumes 75% 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.