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All estimates are approximations based on mathematical models and public specifications. Actual performance may vary. Do not make purchasing decisions based solely on these estimates.

Data sourced from Hugging Face, Ollama, and official model documentation. Model names and logos are trademarks of their respective owners.

© 2026 Will It Run AI — Fase Consulting Ibiza, S.L. (NIF: B57969656)

Home/gemma 3 4b it/on Mac Studio M3 Ultra 256GB

Can it run?

Can Mac Studio M3 Ultra 256GB run gemma 3 4b it?

CUsable

Runs well

Using Q4_K_M in Ollama

Capabilities:

Fit status

Runs well

Decode

228.2 tok/s

TTFT

848 ms

Safe context

92K

Memory

32.1 GB / 184.3 GB

Memory breakdown

Weights2.4 GB
KV Cache0.8 GB
Runtime1.2 GB
Headroom27.6 GB

Performance by workload

WorkloadGradeFitDecodeTTFTContext
Agentic CodingCRuns well228.2 tok/s1234 ms181K
ChatCRuns well228.2 tok/s463 ms46K
CodingCRuns well228.2 tok/s848 ms92K
RAGCRuns well228.2 tok/s1542 ms181K
ReasoningCRuns well228.2 tok/s1002 ms92K

Quantization options

How gemma 3 4b it (4B params) fits at each quantization level on Mac Studio M3 Ultra 256GB (184.3 GB usable).

QuantBitsVRAMQualityFit
Q2_K
2
1.6 GB
LowD30
Q3_K_S
3
2.0 GB
LowD30
NVFP4
4
2.2 GB
MediumD30
Q4_K_M
4
2.4 GB
MediumD30
Q5_K_M
5
2.9 GB
HighD30
Q6_K
6
3.3 GB
HighD30
Q8_0
8
4.3 GB
Very HighD30
F16Best for your GPU
16
8.2 GB
MaximumD30

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