llamaperf

M1 Max 32GB vs NVIDIA RTX 4070 Ti Super for local LLMs

2 reports on the M1 Max 32GB and 7 on the NVIDIA RTX 4070 Ti Super

Which is faster for local LLMs?

On Qwen3.8 27B at 4-bit, the M1 Max 32GB runs at 15.8 tokens per second (one run) and the NVIDIA RTX 4070 Ti Super at 5.7 (one run). Those are community reports whose engines and settings differ, so the gap is a rough sign, not a controlled measure of the two cards. Memory bandwidth, which caps how fast a card can write, is 1.6x higher on the NVIDIA RTX 4070 Ti Super (410 GB/s on the M1 Max 32GB, 672 on the NVIDIA RTX 4070 Ti Super).

M1 Max 32GB
Memory
32GB unified
Memory bandwidth
410 GB/s
FP16 compute
10.4 TFLOPS
Reports
2
NVIDIA RTX 4070 Ti Super
Memory
16GB
Memory bandwidth
672 GB/s
FP16 compute
176 TFLOPS
Reports
7

Measured on both

Median tokens per second from plain runs (one device, one request, no speculative decoding, the whole model in the device's memory) of the same model size at the same quant level. Engines and context lengths can still differ between the runs. How to read these

ModelM1 Max 32GBNVIDIA RTX 4070 Ti Super
Qwen3.8 27B4-bit15.8one run5.7one run

Estimated by the calculator

The quant the calculator recommends for each card and its estimated speed at a 32,768-token context with 32 GB of system RAM, from memory bandwidth and the model's shape. Where a model was also measured above, the measurement wins.

ModelM1 Max 32GBNVIDIA RTX 4070 Ti Super
Qwen3.8 27B20.1 t/sQ4_K_S43.8 t/sQ2_K
Qwen3.8 125B · 6B activedoesn't fit at these settingsdoesn't fit at these settings
DeepSeek V4 Flash 284B · 13B activedoesn't fit at these settingsdoesn't fit at these settings
Qwen3.6 35B · 3B active73.2 t/sQ3_K_M144.9 t/sQ2_K
Qwen3.6 27B20.1 t/sQ4_K_S43.8 t/sQ2_K
Gemma 4 26B · 4B active44.3 t/sQ4_K_M97.7 t/sQ3_K_S
DeepSeek V4.1 Flash 552B · 16B activedoesn't fit at these settingsdoesn't fit at these settings

Change the context, RAM or model in the calculator: M1 Max 32GB · NVIDIA RTX 4070 Ti Super

Every report on each card, with its source: M1 Max 32GB · NVIDIA RTX 4070 Ti Super

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