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Can Mac Studio M2 Ultra 192GB run MiniMax-M3?

Apple · 192 GB LPDDR5 · 800 GB/s bandwidth · MiniMax · 428.0B (active 23.0B) · MoE · model ctx up to 1024K

No — MiniMax-M3 at Q4 needs ≈ 238.7 GB even at 4K context, beyond the Mac Studio M2 Ultra 192GB's 192 GB LPDDR5. It would only run with heavy CPU/disk offload. Decode at Q4/8K: ≈ 40.1 tok/s (estimated, batch 1). FP16 needs ≈ 861.6 GB — does not fit on this card. Estimates come from memory-bandwidth math; rows tagged measured override estimates. Relative ranking is more reliable than absolute tok/s. Methodology.

Fit & speed by quant and context

QuantContextVRAM neededFits?tok/s (decode)
Q44K238.7 GBNo40.9 est.
Q48K default241.0 GBNo40.1 est.
Q432K254.8 GBNo35.9 est.
FP164K859.3 GBNo
FP168K default861.6 GBNo
FP1632K875.4 GBNo

Fits = weights + KV(ctx) + 1 GB overhead ≤ 95% of VRAM. Measured anchors are context-agnostic; the fit verdict is recomputed per context. A missing tok/s means the model is far beyond this card (offload-only territory).

VRAM breakdown at 8K context

QuantWeightsKV cacheOverheadTotal neededMac Studio M2 Ultra 192GB VRAM
Q4235.4 GB4.6 GB1 GB241.0 GB192 GB
FP16856.0 GB4.6 GB1 GB861.6 GB192 GB

Other GPUs that run MiniMax-M3

No catalog GPU fully fits MiniMax-M3 at Q4/8K — see the model page for offload estimates.

All GPUs for MiniMax-M3 →

Other models for the Mac Studio M2 Ultra 192GB

All models on the Mac Studio M2 Ultra 192GB →