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Head-to-head · Mistral

Mistral Small 3.1 24B vs Mixtral 8x7B

Mistral Small 3.1 24B needs ~15.4 GB at Q4_K_M; Mixtral 8x7B needs ~28.9 GB. That ~13.5 GB gap decides which hardware runs each; they differ on 1 of the 14 devices below.

Spec Mistral Small 3.1 24B Mixtral 8x7B
Parameters24B46.7B MoE
Memory at Q4_K_M~15.4 GB~28.9 GB
Context window128k32k
LMArenanot rankednot ranked
Licenseapache-2.0Apache-2.0

Which devices run each

A representative spread across the memory range. Tap a verdict for the full breakdown.

Size at each quantization

Quant Mistral Small 3.1 24B Mixtral 8x7B
Q2_K 10.1 GB* 19.6 GB*
Q3_K_M 11.7 GB* 22.8 GB*
Q4_K_M 13.35 GB 26.49 GB
Q5_K_M 17.1 GB* 33.3 GB*
Q6_K 19.7 GB* 38.3 GB*
Q8_0 23.33 GB 46.22 GB
FP16 47.15 GB 93.4 GB*

* derived from bits-per-weight; unstarred sizes are measured GGUF files.

Bottom line

The larger Mixtral 8x7B needs ~28.9 GB; Mistral Small 3.1 24B runs on lighter hardware at ~15.4 GB with more headroom and faster responses. Check each against your exact device: what runs Mistral Small 3.1 24B · what runs Mixtral 8x7B.

More Mistral comparisons

FAQ

What is the difference in memory between Mistral Small 3.1 24B and Mixtral 8x7B?

At Q4_K_M, Mistral Small 3.1 24B needs about 15.4 GB and Mixtral 8x7B needs about 28.9 GB, a difference of ~13.5 GB.

Should I run Mistral Small 3.1 24B or Mixtral 8x7B?

Run Mixtral 8x7B if your hardware has the ~28.9 GB it needs and you want maximum quality; run Mistral Small 3.1 24B (~15.4 GB) for lighter hardware, faster responses, and more memory headroom.

Full breakdowns: Mistral Small 3.1 24B · Mixtral 8x7B · all models × devices.

Sources

Memory figures are estimates at Q4_K_M, validated 2026-08-03. See methodology.