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No. pplx-decider 27B (Perplexity, decision) does not fit on M3 Pro 18GB: Q4_K_M needs 19.3 GB and 12.1 GB is usable.
Hardware: M3 Pro 18GB · Model: pplx-decider 27B (Perplexity, decision)
M3 Pro 18GB has 18 GB of unified memory and 150 GB/s of memory bandwidth. The checker leaves macOS a share of unified memory, so Ollama can use 12.1 GB. pplx-decider 27B (Perplexity, decision) (27B, Perplexity) 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 | 12.1 GB |
| Fit | does not fit |
| Estimated speed | no estimate, it does not fit |
| Command | ollama run pplx-decider:27b |
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 pplx-decider 27B (Perplexity, decision)?
No smaller Perplexity model in this list fits M3 Pro 18GB.
Open M3 Pro 18GB 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.
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