Hardware · SoC / APU · Apple

Apple M2 Ultra (76-core GPU)

Shares one pool of LPDDR5 memory between CPU and GPU at 800 GB/s. What fits depends on how much memory the system has.

What it runs

Largest models without offloading on the Mac Studio M2 Ultra 192 GB, 8K context.

Variant
Llama 3.1 70B Instruct
70.6B · Q4_K_M via llama.cpp
Runs well
~12 tok/s est.
Variant
Llama 3.3 70B Instruct
70.6B · Q4_K_M via llama.cpp
Runs well
12.1 tok/s measured
Variant
Mixtral 8x7B Instruct v0.1
46.7B · Q4_K_M via llama.cpp
Runs well
~62 tok/s est.
Variant
Qwen2.5 32B Instruct
32.8B · Q5_K_M via llama.cpp
Runs well
~22 tok/s est.
Variant
Qwen2.5-Coder 32B Instruct
32.8B · Q8_0 via llama.cpp
Runs well
~15 tok/s est.
Variant
DeepSeek-R1-Distill-Qwen-32B
32.8B · Q4_K_M via llama.cpp
Runs well
~25 tok/s est.
Variant
Qwen3 30B-A3B
30.5B · Q8_0 via llama.cpp
Runs well
~129 tok/s est.
Variant
Gemma 3 27B IT
27.4B · Q4_K_M via llama.cpp
Runs well
~30 tok/s est.
Variant
Gemma 2 27B IT
27.2B · Q4_K_M via llama.cpp
Runs well
~30 tok/s est.
Variant
Mistral Small 24B Instruct 2501
23.6B · Q6_K via llama.cpp
Runs well
~26 tok/s est.

System Mac Studio M2 Ultra 192 GB
Runs models up to ~240B parameters at 4-bit in unified memory. What runs

Throughput on systems containing this device.

Model · quantization	System	Runtime	Context	Measurements	Source
Llama 3.3 70B Instruct Q4_K_M (LM Studio Community)	Mac Studio M2 Ultra 192 GB	llama.cppmetal · b4600	4K	135 tok/s · Prompt processing (512) 12.1 tok/s · Generation (128)	Mutinai illustrative fixtures

Contributions are not open yet, so there is nothing here from members.

Contributions are not open yet, so there is nothing here from members.

No source records linked.