Apple M5 Ultra and Exo deliver 4.8TB/s desktop-scale clustering

Exolabs has partnered with Apple to use Thunderbolt 5-based RDMA to link M5 Ultra Mac Studios, achieving 4.8TB/s of cluster memory bandwidth that scales linearly. The setup lets users run models like Kimi K3 and GLM-5.3 at API speed from the desktop.

2026-08-26 ~ 2026-08-26 · 2 related posts

• Apple M5 Ultra cluster hits 4.8TB/s bandwidth, rivaling data center GPUs — awnihannun · 2026-08-26
• Exolabs achieves data-center bandwidth on Mac clusters via Thunderbolt 5 RDMA — StefanoGogioso · 2026-08-26