Skip to content
Run LLM Locally

GLM-4.5-Air on the RTX 3060 12 GB

GLM-4.5-Air at Q4_K_M needs about 73.7 GB: the RTX 3060 12 GB (12 GB) cannot run it well, even with system RAM. At Q3_K_M it does not fit in VRAM.

ShareFacebookXWhatsAppLinkedInEmail

GLM-4.5-Air

Q4_K_M · 8K context

Incompatible

The model needs about 73.7 GB; VRAM plus usable RAM give 62.8 GB. 10.9 GB are missing.

Your hardware
RTX 3060 12 GB · 64 GB RAM
Estimated memory
~73.7 GB estimate
VRAM (usable memory)
11.6 GB
GPU only
No
CPU/GPU offload
Required (51.2 GB)
Generation speed
Not available
Largest context in fast memory
None
Confidence: high

Memory breakdown

~73.7 GB (71.9 GB–75.5 GB) needed · estimate

Does not fit · 10.9 GB missing

  • Model weights68 GB
  • KV cache1.4 GB
  • Runtime overhead0.8 GB
  • Safety margin3.5 GB
Assumptions: context 8K tokens · KV cache f16 · llama.cpp (CUDA) · flash attention on · weights = real file size

EstimateData updated 40 days agoSource: Run LLM Locally engine, Hugging Face config.json + model card

What makes this estimate less reliable

  • split CPU/GPU runs vary a lot with the CPU and PCIe link
  • system RAM speed unknown (dual-channel DDR4-3200 assumed)
  • mixture-of-experts: speed depends on expert routing

Other quantizations on the RTX 3060 12 GB

GLM-4.5-Air on RTX 3060 12 GB + 64 GB RAM · 8K context
GLM-4.5-Air Q8_08K~117 GB · No dataIncompatible
GLM-4.5-Air Q6_K8K~99.2 GB · No dataIncompatible
GLM-4.5-Air Q5_K_M8K~84 GB · No dataIncompatible
GLM-4.5-Air Q4_K_M8K~73.7 GB · No dataIncompatible
GLM-4.5-Air IQ4_XS8K~61.5 GB · 3–6 tok/s estimatePossible but slow
GLM-4.5-Air Q3_K_M8K~58.3 GB · 3.5–6.5 tok/s estimatePossible but slow

Alternatives

GPUs that run GLM-4.5-Air Q4_K_M entirely in VRAM

Other models that fit the RTX 3060 12 GB

Hardware that runs GLM-4.5-Air Q4_K_M entirely in memory

Prices and links follow the market you choose.

Radeon PRO W7900

AMD

ExcellentRuns GLM-4.5-Air Q4_K_M entirely in memory

Price not available

Availability unknown

View on amazon.com

Affiliate link

NVIDIA DGX Spark (GB10)

Unified memory PC

ExcellentRuns GLM-4.5-Air Q4_K_M entirely in memory

Price not available

Availability unknown

View on amazon.com

Affiliate link

No current offer imported for this market: the link opens a marketplace search.

Frequently asked questions

Can the RTX 3060 12 GB run GLM-4.5-Air?
The model needs about 73.7 GB; VRAM plus usable RAM give 62.8 GB. 10.9 GB are missing.
Which quantization should I use on the RTX 3060 12 GB?
None fits entirely in VRAM at 8K context; the smallest, Q3_K_M, still needs offload.
What is the largest context on the RTX 3060 12 GB?
At Q4_K_M, the model does not fit entirely in VRAM even at a short context.