What GPU do I need to run mistralai/Voxtral-Mini-4B-Realtime-2602?

4.4B parameters, published in BF16. View on Hugging Face

4.4B
Parameters
BF16
Native precision
VoxtralRealtimeForConditionalGeneration
Architecture
automatic-speech-recognition
Pipeline

Voxtral-Mini-4B-Realtime-2602 is published by mistralai on Hugging Face, with 2,160,524 downloads and 957 likes to date. It's a VoxtralRealtimeForConditionalGeneration model built for automatic-speech-recognition, published natively in BF16.

VRAM required & cheapest live GPU fit

Required VRAM = weight size at each precision, plus a fixed overhead for activations and allocator fragmentation. Speech models don't build the same growing KV-cache a text model does. Memory scales primarily with input audio length. Full formula and assumptions: methodology.

PrecisionWeight sizeRequired VRAMCheapest live fitGPUs neededEst. $/hr (full fit)
BF168.3 GB9.9 GBRTX 30601$0.110/hr
FP8 (quantized)4.1 GB5.0 GBRTX 40701$0.121/hr
INT4 (quantized)2.1 GB2.5 GBRTX 30701$0.088/hr

A GPU is only matched to a row if its hardware supports that precision, and the primary recommendation is always a single-GPU fit when one exists.

INT4 requires a quantized checkpoint actually published for this model, check its Hugging Face page before relying on this row.

Cheapest way to run Voxtral-Mini-4B-Realtime-2602 at its published (BF16) precision: 1× RTX 3060, at $0.110/hr per GPU ($0.110/hr total). Quantizing to FP8 or INT4 (rows above) can cost less, but requires a compatible quantized checkpoint to exist for this model.

Voxtral-Mini-4B-Realtime-2602: common questions

Does Voxtral-Mini-4B-Realtime-2602 fit on a 12 GB GPU?

Yes. At BF16 it needs 9.9 GB of VRAM, so a 12 GB card holds it with 2.1 GB to spare. An 8 GB card is not enough for it at BF16.

What is the least VRAM Voxtral-Mini-4B-Realtime-2602 can run in?

2.5 GB, at INT4 (quantized), which fits a 6 GB card, against 9.9 GB at BF16. That row assumes an INT4 checkpoint has actually been published for this model, so check its Hugging Face page before planning around it.

Does quantizing Voxtral-Mini-4B-Realtime-2602 lower the GPU bill?

Yes. At BF16 the cheapest live fit is one RTX 3060 at $0.110/hr. At INT4 (quantized) it drops to one RTX 3070 at $0.088/hr, provided a quantized checkpoint exists for it.

Weight-to-VRAM math, the fit rules, and how live prices are normalized: full methodology.

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