can-i-run-this-llm

GPU comparison

Mac Studio M2 Ultra (192GB) vs NVIDIA RTX 6000 Ada (48GB) for local LLMs

How the two stack up for running open-source LLMs locally — memory, bandwidth, price, and how many of the 22 tracked models each one can run.

Mac Studio M2 Ultra (192GB)NVIDIA RTX 6000 Ada (48GB)
Memory192.0 GB48.0 GB
Bandwidth800 GB/s960 GB/s
Price (approx)$5,599$6,800
LLMs it runs20 of 2217 of 22
Best model it runsHunyuan Hy3 (MoE) · 48–71 tok/sGemma 4 31B · 21–31 tok/s

The Mac Studio M2 Ultra (192GB) runs 3 more of the tracked models (20 vs 17), thanks to its 192.0 GB of memory. The NVIDIA RTX 6000 Ada (48GB) has more memory bandwidth (960 GB/s), so it generates tokens faster at the same model and quant.

What the Mac Studio M2 Ultra (192GB) runs →What the NVIDIA RTX 6000 Ada (48GB) runs →Open the calculator →