Skip to content

Head-to-head · GLM

GLM-4.7-Flash vs GLM-5.2

GLM-4.7-Flash needs ~19.2 GB at Q4_K_M; GLM-5.2 needs ~473.1 GB. That ~453.9 GB gap decides which hardware runs each; they differ on 5 of the 14 devices below.

Spec GLM-4.7-Flash GLM-5.2
Parameters30B MoE744B MoE
Memory at Q4_K_M~19.2 GB~473.1 GB
Context window200k1000k
LMArenanot rankednot ranked
LicenseMITMIT

Which devices run each

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

Size at each quantization

Quant GLM-4.7-Flash GLM-5.2
Q2_K 12.6 GB* 311.6 GB*
Q3_K_M 14.7 GB* 363.6 GB*
Q4_K_M 17.05 GB 465.83 GB
Q5_K_M 21.4 GB* 530.1 GB*
Q6_K 24.6 GB* 610.1 GB*
Q8_0 29.66 GB 801.36 GB
FP16 55.79 GB 1507.99 GB

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

Bottom line

The larger GLM-5.2 needs ~473.1 GB; GLM-4.7-Flash runs on lighter hardware at ~19.2 GB with more headroom and faster responses. Check each against your exact device: what runs GLM-4.7-Flash · what runs GLM-5.2.

More GLM comparisons

FAQ

What is the difference in memory between GLM-4.7-Flash and GLM-5.2?

At Q4_K_M, GLM-4.7-Flash needs about 19.2 GB and GLM-5.2 needs about 473.1 GB, a difference of ~453.9 GB.

Should I run GLM-4.7-Flash or GLM-5.2?

Run GLM-5.2 if your hardware has the ~473.1 GB it needs and you want maximum quality; run GLM-4.7-Flash (~19.2 GB) for lighter hardware, faster responses, and more memory headroom.

Full breakdowns: GLM-4.7-Flash · GLM-5.2 · all models × devices.

Sources

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