can-i-run-this-llm

GPU comparison

NVIDIA RTX 5090 (32GB) vs AMD RX 7900 XTX (24GB) for local LLMs

How the two stack up for running open-source LLMs locally — memory, bandwidth, price, and how many of the 48 tracked models each one can run.

NVIDIA RTX 5090 (32GB)AMD RX 7900 XTX (24GB)
Memory32.0 GB24.0 GB
Bandwidth1792 GB/s960 GB/s
Price (approx)$4,399$949
LLMs it runs35 of 4834 of 48
Best model it runsGemma 4 31B · 50–75 tok/sGemma 4 31B · 40–60 tok/s

The NVIDIA RTX 5090 (32GB) runs 1 more of the tracked models (35 vs 34), thanks to its 32.0 GB of memory. The NVIDIA RTX 5090 (32GB) has more memory bandwidth (1792 GB/s), so it generates tokens faster at the same model and quant.

What the NVIDIA RTX 5090 (32GB) runs →What the AMD RX 7900 XTX (24GB) runs →Open the calculator →