M5 Max 128GB vs M5 Ultra 256GB

For running local LLMs · 2 reports across 2 models

Side A

Vendor: apple
VRAM: 128GB
Memory: Unified

Side B

Vendor: apple
VRAM: 256GB
Memory: Unified

Tokens per second by model

Model	M5 Max 128GB	M5 Ultra 256GB
Gemma 4up to 31B	7.5n=1	—
Qwen3.6up to 35B	5.5n=1	—

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