Arista brings Ethernet into the rack for AI fabrics

Arista unveiled an open Ethernet rack-scale portfolio for AI, led by Etherlink SU-144, which links up to 144 accelerators in a single-hop domain and up to 1,024 XPUs across racks. The ESUN-based effort includes AMD, Arm, Broadcom, Meta, Microsoft and Qualcomm.

• Etherlink SU-144 links up to 144 XPUs in one hop and 1,024 across racks
• Scale-out racks with 7060EX7 switches deliver 102.4 Tbps each
• Next-gen optics will lift rack capacity from 1.6 to 6.5 petabits per second
• Partners include AMD, Arm, Broadcom, d-Matrix, Meta, Microsoft, Qualcomm