Can I run Gemma4-12B-QAT-Uncensored-HauhauCS-Balanced on an NVIDIA B300?

Yes

Its Q4_K_M file (7.38 GB) fits in the 259 GB an NVIDIA B300 can use, with room for ≈ 256K tokens of context.

Full analysis of Gemma4-12B-QAT-Uncensored-HauhauCS-Balanced Everything that runs on NVIDIA B300 Get the Q4_K_M file on Hugging Face

ollama run hf.co/HauhauCS/Gemma4-12B-QAT-Uncensored-HauhauCS-Balanced:Q4_K_M

Files and context on NVIDIA B300

Each file of Gemma4-12B-QAT-Uncensored-HauhauCS-Balanced (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 NVIDIA B300	Context (16-bit)	Context (8-bit)
Q4_K_M	7.38 GB	Fits	256K	256K

Gemma4-12B-QAT-Uncensored-HauhauCS-Balanced on other hardware

NVIDIA B300Yes
NVIDIA H100Yes
RTX 5090Yes
RTX 4090Yes
RTX 3090Yes
RTX 5060 Ti 16 GBYes
RTX 3060 12 GBYes
RTX 4060No
Mac with 32 GBYes
Mac with 64 GBYes
Mac with 128 GBYes

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Assumes 90% of the card's memory is usable 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.