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Astera speaks softly and carries a big switch

Astera Labs unveiled a PCIe 6.0 switch for AI scale-up fabrics, offering a vendor-agnostic alternative to Nvidia's NVSwitch. The Scorpio X chip features 320 lanes and 5.12 TB/s bidirectional bandwidth, with in-network computing capabilities including Hypercast for MoE inference. Sampling now, production in H2 2026.

SourceThe Register AI + ML
Astera speaks softly and carries a big switch
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Key points

  • Astera Labs launches Scorpio X, a PCIe 6.0 switch with 320 lanes and 5.12 TB/s bandwidth.
  • It serves as a vendor-agnostic alternative to Nvidia's NVSwitch for AI scale-up fabrics.
  • Includes in-network compute features like Hypercast multicast optimized for MoE inference.
  • Sampling now, production expected in the second half of 2026.

Highlights and analysis are generated automatically and may contain errors. Check the original source.

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