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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/Llama 3.3 70B/on Mac Studio M3 Ultra 96GB

Can it run?

Can Mac Studio M3 Ultra 96GB run Llama 3.3 70B?

CUsable

Tight fit

Using Q4_K_M in Ollama

Capabilities:

Fit status

Tight fit

Decode

13.0 tok/s

TTFT

14844 ms

Safe context

17K

Memory

65.2 GB / 69.1 GB

Memory breakdown

Weights42.7 GB
KV Cache10.9 GB
Runtime1.2 GB
Headroom10.4 GB

Performance by workload

WorkloadGradeFitDecodeTTFTContext
Agentic CodingDVery compromised (needs ~3.9 GB host RAM)12.7 tok/s22205 ms29K
ChatCTight fit13.0 tok/s8097 ms9K
CodingCTight fit13.0 tok/s14844 ms17K
RAGDVery compromised (needs ~3.9 GB host RAM)12.7 tok/s27756 ms29K
ReasoningCTight fit13.0 tok/s17542 ms17K

Quantization options

How Llama 3.3 70B (70B params) fits at each quantization level on Mac Studio M3 Ultra 96GB (69.1 GB usable).

QuantBitsVRAMQualityFit
Q2_K
2
27.3 GB
LowD38
Q3_K_S
3
34.3 GB
LowC40
NVFP4
4
39.2 GB
MediumC42
Q4_K_M
4
42.7 GB
MediumC43
Q5_K_MBest for your GPU
5
50.4 GB
HighC44
Q6_K
6
57.4 GB
HighC44
Q8_0
8
74.9 GB
Very HighF0
F16
16
143.5 GB
MaximumF0

Get started

Ollama
ollama run llama-3.3-70b
HuggingFace
huggingface-cli download llama-3.3-70b

Upgrade options

Hardware that runs Llama 3.3 70B well

AppleMacBook Pro M3 Max 128GBBudget pick
C5.6 tok/s decode

~$2,499 MSRP

AppleMac Studio M2 Ultra 128GBBest value
C10.9 tok/s decode

~$3,999 MSRP

AppleMac Studio M1 Ultra 128GBApple upgrade
C10.3 tok/s decode

~$3,999 MSRP

NVIDIANVIDIA H100 80GBBiggest leap
B65.9 tok/s decode

~$40,000 MSRP

See all results for Mac Studio M3 Ultra 96GBSee all hardware for Llama 3.3 70B