Geerling links to last month's essay on a Frameboard cluster, at https://www.jeffgeerling.com/blog/2025/i-clustered-four-fram... . In it he writes 'An M3 Ultra Mac Studio with 512 gigs of RAM will set you back just under $10,000, and it's way faster, at 16 tokens per second.' for 671B parameters, that is, that M3 is at least 3x the performance of the other three systems.