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Full GPU

Best variant: Q4_K_M

Full GPU inference — 24 GB VRAM meets the 24 GB recommendation.

GPU VRAM
24 GB
Min VRAM (best fit)
20.5 GB
Recommended VRAM
24 GB
Estimated tok/s
~43.8

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Every Gemma 4 31B quantization on NVIDIA GeForce RTX 3090 Ti

Each row runs the compatibility engine against your VRAM, RAM, and the model's requirements.

QuantizationFile SizeMin VRAMRec VRAMContextVerdictEstimated tok/s
Q3_K_M14.5 GB16.5 GB20 GB8K / 256KFull GPU~47.9
Q4_K_MBest fit18.4 GB20.5 GB24 GB8K / 256KFull GPU~43.8
Q8_033.2 GB35 GB40 GB8K / 256KHybrid CPU+GPU~9

NVIDIA GeForce RTX 3090 Ti is solid pick for Gemma 4 31B

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All hardware for Gemma 4 31BBest GPU for Gemma 4 31BModels that fit NVIDIA GeForce RTX 3090 TiFull model detailsBrowse all models