Zhipu AI (Z.ai)9B~6 GB VRAM at Q4_K_M

GLM-4.6V-Flash 9B — VRAM, speed & local setup

Written by Jakub Rusinowski · Last updated

The 9B vision-language model in the GLM-4.6V family, built for low-latency multimodal work. The real small GLM: GLM-4.7 is a ~400B MoE and has no 9B checkpoint.

GLM-4.6V-Flash 9B needs about 6 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.

Logic78
Creative74
Coding70

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 Weights plus overhead only: this model's architecture is unpublished, so no KV cache is added.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
3.8 GB~144 tok/sFits
Q3_K_M
3.41 bpw
4.6 GB~123 tok/sFits
Q4_K_M
4.83 bpw
6.2 GB~98 tok/sFits
Q5_K_M
5.67 bpw
7.2 GB~87 tok/sFits
Q6_K
6.56 bpw
8.2 GB~78 tok/sFits
Q8_0
8.50 bpw
10.4 GB~64 tok/sFits
F16
16.00 bpw
18.8 GB~37 tok/sFits

Black marker = usable memory on the NVIDIA RTX 4090 (24 GB). Estimates from the memory-bandwidth roofline on the methodology page. GLM-4.6V-Flash 9B VRAM calculator →

Get GLM-4.6V-Flash 9B running

The cheapest catalogued GPU that runs GLM-4.6V-Flash 9B 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 GLM-4.6V-Flash 9B

Install Ollama, then run:

ollama run glm-4-6v
Weights on Hugging Face: zai-org/GLM-4.6V-Flash ↗

Specifications

Corroborated — Two or more independent sources agree on these figures, but the model card itself was not retrieved. Treat the numbers as good rather than confirmed. Still unconfirmed: context.

Parameters
9 Billion
Context window
65,536
Architecture
Dense vision-language
Provider
Zhipu AI (Z.ai)
Licence
MIT
Practical deployment
Laptop
Specified at
Q4_K_M
System RAM
16 GB
Record updated
2026-09-19
LicenceMITCommercial use permitted

Commercial use permitted. No usage restrictions beyond attribution.

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 forvisionmultimodaldocumentslocal assistant

GLM-4.6V-Flash 9B — frequently asked questions

How much VRAM does GLM-4.6V-Flash 9B need?

About 6 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 GLM-4.6V-Flash 9B run on an RTX 4090 (24 GB)?

Yes. GLM-4.6V-Flash 9B needs about 6 GB at Q4_K_M, inside a 24 GB card, at an estimated 98 tokens/sec.

How do I run GLM-4.6V-Flash 9B locally?

Install Ollama and run `ollama run glm-4-6v`. That pulls the weights and starts a local OpenAI-compatible endpoint; after the download nothing leaves the machine.