llamaperf

M3 Ultra 512GB vs RTX 4070 Ti Super

For running local LLMs · 10 reports across 4 models

Side A
M3 Ultra 512GB
Vendor
apple
VRAM
512GB
Memory
Unified
Side B
RTX 4070 Ti Super
Vendor
nvidia
VRAM
16GB
Memory
Discrete

Highest reported generation speed by model family

These maxima come from different community setups. Model size, quantization, GPU count, offloading and concurrency may differ. They do not establish which GPU is faster for the same workload. Check the comparison conditions →

ModelM3 Ultra 512GBRTX 4070 Ti Super
Qwen3.8up to 2400B54.1n=4
DeepSeek V4 Flashup to 285B20.0n=3
DeepSeek V4.1 Flashup to 552B31.3n=2
Qwen3.6up to 35B110.2n=1

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