Can I run Xing4.0-29B-A4B on a Mac with 128 GB?

Yes

Its published weights (62.4 GB) fit in the 96.0 GB a Mac with 128 GB can use, with room for ≈ 256K tokens of context.

Full analysis of Xing4.0-29B-A4B Everything that runs on Mac with 128 GB Get the weights on Hugging Face

hf download XingChen-AGI/Xing4.0-29B-A4B

Files and context on Mac with 128 GB

Each file of Xing4.0-29B-A4B (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 128 GB	Context (16-bit)	Context (8-bit)
As published	62.4 GB	Fits	256K	256K
IQ4_NLXingChen-AGI/Xing4.0-29B-A4B-GGUF	20.1 GB	Fits	256K	256K

Xing4.0-29B-A4B on other hardware

NVIDIA H100Yes, just
RTX 5090Yes, with a GGUF version
RTX 4090Yes, with a GGUF version
RTX 3090Yes, with a GGUF version
RTX 5060 Ti 16 GBNo
RTX 3060 12 GBNo
RTX 4060No
Mac with 32 GBYes, with a GGUF version
Mac with 64 GBYes, with a GGUF version
Mac with 128 GBYes

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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.