GLM 4.6V
107.7B total, 14.3B active · 128k context · MIT · released 2025-12-07
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In short
GLM 4.6V is an open model from Z.ai with 107.7B parameters (14.3B active per token). At Q4_K_M, GLM 4.6V needs about 68 GB of memory at 8k context and 78 GB at 64k, counting the weights, the KV cache and runtime buffers. The cheapest hardware in the UK that runs GLM 4.6V fully in memory at 64k context is the NVIDIA RTX PRO 6000 Blackwell, £29,504 at Amazon, at about 31 tok/s (estimated).
Updated . Speeds are estimates; how they are worked out.
What to run it on in the UK
Fully in memory at 64k context, priced at retailers today.
Cheapest
NVIDIA RTX PRO 6000 Blackwell31tok/sest.Q4_K_M
£29,504
Best value
NVIDIA RTX PRO 6000 Blackwell31tok/sest.Q4_K_M
£29,504
Fastest
NVIDIA RTX PRO 6000 Blackwell31tok/sest.Q4_K_M
£29,504
All hardware that runs it
Everything we price, best value first. Two cards split the model by layers.
| Hardware | Quant | Fits | Decode | Price | tok/s per 1,000 |
|---|---|---|---|---|---|
| GMKtec EVO-X2 Ryzen AI Max+ 395 128GB | Q4_K_M | fits | 4 tok/s | £3,320 | 1.2 |
| Mac Studio M3 Ultra 256GB | Q8_0 | fits | 12 tok/s | £8,499 | 1.4 |
| Mac Studio M3 Ultra 512GB | Q8_0 | fits | 12 tok/s | £17,495 | 0.7 |
| NVIDIA RTX PRO 6000 Blackwell | Q4_K_M | fits | 31 tok/s | £29,504 | 1.0 |
| Mac Studio M4 Max 128GB | Q4_K_M | fits | 10 tok/s | – | – |
| Framework Desktop Ryzen AI Max+ 395 128GB | Q4_K_M | fits | 4 tok/s | – | – |
| NVIDIA DGX Spark 128GB | Q8_0 | fits | 4 tok/s | – | – |
| ASUS Ascent GX10 128GB | Q8_0 | fits | 4 tok/s | – | – |
32 other cards and machines we price cannot hold it at this context.
Memory needed
Weights, KV cache and runtime buffers at each context length (KV cache at fp16).
| Quant | File | @8k | @32k | @64k | @128k |
|---|---|---|---|---|---|
| Q4_K_Mgguf | 65.6 GB | 67.8 GB | 72.2 GB | 78.2 GB | 90.1 GB |
| Q8_0gguf | 105.8 GB | 108.0 GB | 112.4 GB | 118.4 GB | 130.3 GB |
Run it
Copy a command for the runtime you use.
- Q4_K_M
- Ollama
ollama run hf.co/ggml-org/GLM-4.6V-GGUF:Q4_K_M - LM Studio
lms get ggml-org/GLM-4.6V-GGUF@q4_k_m - llama.cpp
llama-server -hf ggml-org/GLM-4.6V-GGUF:Q4_K_M
- Ollama
- Q8_0
- Ollama
ollama run hf.co/ggml-org/GLM-4.6V-GGUF:Q8_0 - LM Studio
lms get ggml-org/GLM-4.6V-GGUF@q8_0 - llama.cpp
llama-server -hf ggml-org/GLM-4.6V-GGUF:Q8_0
- Ollama
Notes
Needs vLLM 0.12.0 or later with transformers 5.0.0rc0 or later, or SGLang 0.5.6.post1 or later. The card says text-only QA is still weak and the model may overthink or repeat itself.
Questions
- How much VRAM does GLM 4.6V need?
- At Q4_K_M, GLM 4.6V needs about 68 GB of memory at 8k context and 78 GB at 64k, counting the weights, the KV cache and runtime buffers.
- What is the best GPU for running GLM 4.6V locally?
- The cheapest hardware in the UK that runs GLM 4.6V fully in memory at 64k context is the NVIDIA RTX PRO 6000 Blackwell, £29,504 at Amazon, at about 31 tok/s (estimated).
- Can I run GLM 4.6V on a 16 GB GPU?
- No: it does not fit in 16 GB at 64k context, even with system RAM.
- Can I run GLM 4.6V on a 24 GB GPU?
- No: it does not fit in 24 GB at 64k context, even with system RAM.
- How do I run GLM 4.6V locally?
- With Ollama: ollama run hf.co/ggml-org/GLM-4.6V-GGUF:Q4_K_M (the Q4_K_M build). LM Studio and llama.cpp commands are on this page.
- What licence is GLM 4.6V released under?
- MIT, which allows commercial use.