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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/Qwen2.5 3B Instruct/on Mac Studio M2 Ultra 64GB

Can it run?

Can Mac Studio M2 Ultra 64GB run Qwen2.5 3B Instruct?

CUsable

Runs well

Using Q4_K_M in Ollama

Capabilities:

Fit status

Runs well

Decode

253.6 tok/s

TTFT

764 ms

Safe context

69K

Memory

10.7 GB / 46.1 GB

Memory breakdown

Weights1.8 GB
KV Cache0.8 GB
Runtime1.2 GB
Headroom6.9 GB

Performance by workload

WorkloadGradeFitDecodeTTFTContext
Agentic CodingCRuns well253.6 tok/s1111 ms136K
ChatCRuns well253.6 tok/s416 ms34K
CodingCRuns well253.6 tok/s764 ms69K
RAGCRuns well253.6 tok/s1388 ms136K
ReasoningCRuns well253.6 tok/s902 ms69K

Quantization options

How Qwen2.5 3B Instruct (3B params) fits at each quantization level on Mac Studio M2 Ultra 64GB (46.1 GB usable).

QuantBitsVRAMQualityFit
Q2_K
2
1.2 GB
LowD30
Q3_K_S
3
1.5 GB
LowD30
NVFP4
4
1.7 GB
MediumD30
Q4_K_M
4
1.8 GB
MediumD30
Q5_K_M
5
2.2 GB
HighD30
Q6_K
6
2.5 GB
HighD31
Q8_0
8
3.2 GB
Very HighD31
F16Best for your GPU
16
6.1 GB
MaximumD32

Get started

See all results for Mac Studio M2 Ultra 64GBSee all hardware for Qwen2.5 3B Instruct