M3 Ultra has a big GPU with 819 GB/sec bandwidth.

LLM performance is twice as fast as RTX 5090

https://creativestrategies.com/mac-studio-m3-ultra-ai-workst...

Pretty sure they're using the 80 GPU cores available in that case.

Can we stop with the derisive “fanboy” nonsense? Most people don’t say “FOSS” fanboy or Linux “fanboy” — but plenty of people here are exactly that. It’s a bit insulting to people that like and appreciate Mac hardware; just because you might not like it doesn’t mean you have to be so dismissive. And that Mac Studio is a very impressive computer — but it’s usually the ones that have never used on that seem to have to most opinions about them.