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Google unveils Broadfly TPU with novel network topology

By PulseAugur Editorial · Summary by gemini-2.5-flash-lite from 3 sources

Google has introduced a new inference-focused TPU with a novel network topology called "Broadfly" during their recent Google Cloud Next conference. This design allows for scaling up to 1,152 TPUs within a single pod. The Broadfly network comprises 36 TPU Groups, each linked to an OCS layer with 32 1.6T DR4 QSFP connections. AI

Summary written by gemini-2.5-flash-lite from 3 sources. How we write summaries →

IMPACT Introduces new hardware architecture potentially improving inference performance for AI workloads.

RANK_REASON The cluster details the announcement of a new hardware product (TPU) with a novel network topology by a major tech company.

Read on X — SemiAnalysis →

COVERAGE [3]

  1. X — SemiAnalysis TIER_1 · SemiAnalysis_ ·

    To learn more, please check our networking model: (3/3)

    To learn more, please check our networking model: (3/3) https://t.co/kqt0IiSiFi

  2. X — SemiAnalysis TIER_1 · SemiAnalysis_ ·

    This Broadfly ICI network consists of 36 TPU Groups, each connected to an OCS layer with 32 1.6T DR4 QSFP per TPU group. Each TPU group contains 8 interconnecte

    This Broadfly ICI network consists of 36 TPU Groups, each connected to an OCS layer with 32 1.6T DR4 QSFP per TPU group. Each TPU group contains 8 interconnected building blocks (BBs), with each BB having 8 1.6T AECs (2 per TPU) connecting to the 7 other BBs in the group, and one

  3. X — SemiAnalysis TIER_1 · SemiAnalysis_ ·

    During their last Google Cloud Next conference in Las Vegas, Google unveiled their new inference-focused TPU, featuring a novel network topology called "Broadfl

    During their last Google Cloud Next conference in Las Vegas, Google unveiled their new inference-focused TPU, featuring a novel network topology called "Broadfly". By leveraging a high-radix design, Google can scale up to 1,152 TPUs in a single pod. Compared to Ironwood, this ht…

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