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Full GPU

Best variant: Q5_K_M

Full GPU inference — 128 GB VRAM meets the 100 GB recommendation.

GPU VRAM
128 GB
Min VRAM (best fit)
88.4 GB
Recommended VRAM
100 GB
Estimated tok/s
~4.5

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Every Devstral 2 123B quantization on Apple M3 Max

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

QuantizationFile SizeMin VRAMRec VRAMContextVerdictEstimated tok/s
Q4_K_M61.5 GB70.7 GB80 GB8K / 8KFull GPU~5.2
Q5_K_MBest fit76.9 GB88.4 GB100 GB8K / 8KFull GPU~4.5
Q8_0123 GB141.5 GB159.9 GB8K / 8KCan't Run
FP16246 GB282.9 GB319.8 GB8K / 8KCan't Run

Apple M3 Max is solid pick for Devstral 2 123B

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All hardware for Devstral 2 123BBest GPU for Devstral 2 123BModels that fit Apple M3 MaxFull model detailsBrowse all models