Mistral AI3B~3 GB VRAM at Q4_K_M

Ministral 3B — VRAM, speed & local setup

Written by Jakub Rusinowski · Last updated

Ultra-lightweight Mistral model for phones and edge devices. 2 GB VRAM required — even runs on integrated graphics.

Ministral 3B needs about 3 GB of VRAM at Q4_K_M — quantized weights plus framework overhead, before any KV cache. On Apple Silicon that figure comes out of unified memory.

Logic73
Creative75
Coding68

VRAM and speed by quantization

Quoted against NVIDIA RTX 4090 (24 GB). Weights plus overhead only: this model's architecture is unpublished, so no KV cache is added.

QuantVRAMSpeed (est.)Fit
Q2_K
2.63 bpw
2 GB~228 tok/sFits
Q3_K_M
3.41 bpw
2.3 GB~206 tok/sFits
Q4_K_M
4.83 bpw
3 GB~176 tok/sFits
Q5_K_M
5.67 bpw
3.4 GB~161 tok/sFits
Q6_K
6.56 bpw
3.8 GB~149 tok/sFits
Q8_0
8.50 bpw
4.6 GB~127 tok/sFits
F16
16.00 bpw
8 GB~81 tok/sFits

Black marker = usable memory on the NVIDIA RTX 4090 (24 GB). Estimates from the memory-bandwidth roofline on the methodology page. Ministral 3B VRAM calculator →

Get Ministral 3B running

The cheapest catalogued GPU that runs Ministral 3B is the Intel Arc B570 (10 GB).

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Intel Arc B570 10GB
10 GB VRAM · 150 W board power
2026 prices are volatile — check the current listing.

How to run Ministral 3B

Install Ollama, then run:

ollama run ministral:3b

Specifications

Curated — A hand-written entry from before this catalogue recorded its sources. The figures are long-standing but their provenance is not on file.

Parameters
3 Billion
Context window
32,768
Architecture
Dense, Decoder-only
Provider
Mistral AI
Licence
Mistral Research
Practical deployment
Edge device (phone, SBC)
Specified at
Q4_K_M
System RAM
8 GB
Record updated
2024-10-16
LicenceMistral ResearchResearch / non-commercial only

Research / non-commercial only — this licence does NOT permit shipping a commercial product.

Quality and use cases

Scores as published by the model’s authors or an independent evaluator — quality, not throughput, and not measured by us.

Best forphoneedge deviceschatquick tasks

Can I run Ministral 3B on my GPU?

Other Ministral sizes

Ministral 3B — frequently asked questions

How much VRAM does Ministral 3B need?

About 3 GB at Q4_K_M — quantized weights plus framework overhead, before any KV cache. The cache grows with context length and is added on top; the table above folds it in. Apple Silicon counts unified memory toward the same figure.

Does Ministral 3B run on an RTX 4090 (24 GB)?

Yes. Ministral 3B needs about 3 GB at Q4_K_M, inside a 24 GB card, at an estimated 176 tokens/sec.

How do I run Ministral 3B locally?

Install Ollama and run `ollama run ministral:3b`. That pulls the weights and starts a local OpenAI-compatible endpoint; after the download nothing leaves the machine.

What other sizes does Ministral come in?

Ministral 3B (3 GB), Ministral 8B (6 GB). Every size shares the family's training and licence; the larger ones score higher and need proportionally more memory.