{"slug":"infiniband-ethernet","title":"InfiniBand vs Ethernet","tagline":"The ROCE/Ultra-Ethernet bet against NVIDIA's networking lock-in.","hub_url":"/topic/infiniband-ethernet","counts":{"companies":6,"business_signals_90d":7,"talent_signals":160,"jobseeker_profiles":5,"fit_scores":0},"companies":[{"slug":"ayar-labs","name":"Ayar Labs","primary_layer":"L2","description":"Optical I/O for chip-to-chip + scale-up. TeraPHY + SuperNova product line. Intel + AMD + GlobalFoundries strategic partners. Co-packaged optics alternative for scale-up vs Ethernet scale-out.","profile_url":"/companies/ayar-labs"},{"slug":"enfabrica","name":"Enfabrica","primary_layer":"L2","description":"Accelerated Compute Fabric (ACF) — NIC-meets-switch silicon. Pre-revenue with funded customer trials at major AI labs. AI-fabric-NIC alternative to NVIDIA BlueField.","profile_url":"/companies/enfabrica"},{"slug":"cornelis-networks","name":"Cornelis Networks","primary_layer":"L2","description":"Omni-Path 200 / 400 successor (spun out of Intel 2020). InfiniBand-class fabric without NVIDIA Mellanox lock-in. Strong DOE / national-lab deployment base.","profile_url":"/companies/cornelis-networks"},{"slug":"intel-corporation","name":"Intel","primary_layer":"L4","description":"Tofino Ethernet ASIC IP (from Barefoot 2019 acquisition, then announced to wind-down 2023 but P4 ecosystem persists). Gaudi accelerator family + Ethernet-native networking pitch.","profile_url":"/companies/intel-corporation"},{"slug":"meta-platforms","name":"Meta Platforms","primary_layer":"L5","description":"Largest single Ethernet-for-AI buyer; Ultra Ethernet Consortium driving member. AI Research SuperCluster + MTIA accelerator deployments use Ethernet fabric not InfiniBand.","profile_url":"/companies/meta-platforms"},{"slug":"hpe","name":"HPE","primary_layer":"L5","description":"Slingshot fabric (from Cray HPE acquisition) — Ethernet-based HPC fabric for exascale supercomputers. AI-supercomputer wins (El Capitan, Frontier) the named credibility anchor.","profile_url":"/companies/hpe"}],"generated_at":"2026-07-05T09:05:13.367Z","personas":[{"segment_id":"INFINIBAND-ETHERNET-SENIOR-01","one_liner":"A senior engineer, learning-focused, eager to transition into cutting-edge AI fabric development, mastering new protocols like UEC and co-packaged optics, and contributing to the next generation of high-performance interconnects.","url":"/topic/infiniband-ethernet/personas/INFINIBAND-ETHERNET-SENIOR-01"},{"segment_id":"INFINIBAND-ETHERNET-STAFF-01","one_liner":"A seasoned Staff/Principal Engineer, growth-focused, seeking to architect and lead the deployment of next-gen AI fabric solutions at a company positioned to dominate the InfiniBand vs. Ethernet transition for AI workloads.","url":"/topic/infiniband-ethernet/personas/INFINIBAND-ETHERNET-STAFF-01"},{"segment_id":"INFINIBAND-ETHERNET-RESEARCH-01","one_liner":"A research-oriented PhD or post-doc, culture-focused, seeking an environment where deep technical research into novel AI fabric architectures, co-design of accelerators and interconnects, and open collaboration are highly valued.","url":"/topic/infiniband-ethernet/personas/INFINIBAND-ETHERNET-RESEARCH-01"},{"segment_id":"INFINIBAND-ETHERNET-EARLY-01","one_liner":"An ambitious early-career engineer, compensation-focused, seeking entry-level roles in the high-demand AI infrastructure space, specifically within companies innovating in InfiniBand or Ethernet for AI, offering competitive salaries and rapid career acceleration.","url":"/topic/infiniband-ethernet/personas/INFINIBAND-ETHERNET-EARLY-01"},{"segment_id":"INFINIBAND-ETHERNET-SENIOR-02","one_liner":"A stability-focused senior engineer, perhaps from a traditional networking background, seeking a secure, long-term role at an established company that is making strategic, well-funded bets on Ethernet for AI, or managing existing InfiniBand deployments.","url":"/topic/infiniband-ethernet/personas/INFINIBAND-ETHERNET-SENIOR-02"}]}