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Is it worth the cost to upgrade from M5 Max 128GB to Ultra 256GB?

I'm currently running ds4 ( https://github.com/antirez/ds4 ) to serve Qwen3.8-Flash-Next-Q4 and getting greater than 60 t/s average. Would it be worth the cost to buy a Mac M5 Ultra with 256GB? I'm specifically asking if the models I'd be able to run on the Ultra would be worth the cost. My current…

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  1. 2026-09-28 20:26 · r/LocalLLM
    Is it worth the cost to upgrade from M5 Max 128GB to Ultra 256GB?

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