Can I run DeepSeek-V4.1-Flash-1017-Uncensored-GGUF on a Mac with 512 GB?

Yes

Its IQ1_M file (250 GB) fits in the 384 GB a Mac with 512 GB can use, with room for an unknown amount of context. That file is under 3 bits per weight, so expect noticeably lower quality.

Full analysis of DeepSeek-V4.1-Flash-1017-Uncensored-GGUF Everything that runs on Mac with 512 GB Get the IQ1_M file on Hugging Face

llama-server -hf AtomicChat/DeepSeek-V4.1-Flash-1017-Uncensored-GGUF:IQ1_M

Files and context on Mac with 512 GB

Each file of DeepSeek-V4.1-Flash-1017-Uncensored-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.

File	Size	On Mac with 512 GB	Context (16-bit)	Context (8-bit)
Q2_K	335 GB	Doesn't fit	—	—
IQ1_M	250 GB	Fits	not known	not known

DeepSeek-V4.1-Flash-1017-Uncensored-GGUF on other hardware

Popular models that run on Mac with 512 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.