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Yes. DeepSeek R1 Distill Qwen 32B fits in fast memory on Mac Studio M3 Ultra (80c GPU) 512GB at Q8_0 (37.2 GB needed, 384.0 GB usable), about 19 tok/s (estimate).
Hardware: Mac Studio M3 Ultra (80c GPU) 512GB · Model: DeepSeek R1 Distill Qwen 32B
Mac Studio M3 Ultra (80c GPU) 512GB has 512 GB of unified memory and 819 GB/s of memory bandwidth. The checker leaves macOS a share of unified memory, so Ollama can use 384.0 GB. DeepSeek R1 Distill Qwen 32B (32.8B, DeepSeek) at Q8_0 is a 35 GB download and needs 37.2 GB with headroom for about 8k tokens.
| Best quant | Q8_0 |
|---|---|
| Download size | 35 GB |
| Memory needed | 37.2 GB |
| Usable fast memory | 384.0 GB |
| Fit | fits in fast memory |
| Estimated speed | ~19 tok/s (estimate) |
| Command | ollama run deepseek-r1:32b-qwen-distill-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.
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