Leo Interop

Ensuring plug-and-play interoperability for the growing CXL® ecosystem

Deploy CXL-attached memory at scale with confidence

  • Rigorous testing of Leo Memory Controllers with industry-leading hosts, memory, and operating systems
  • Comprehensive testing including PCIe electrical, memory, CXL® compliance and system level for end-to-end coverage
  • Extensive testing with COSMOS software suite for Link, Fleet and RAS telemetry and diagnostics

Interop Bulletins

Hardware and Software Coverage

Example Tests

CXL® Compliance Tests

  • PCIe Electrical Testing
  • Transaction Layer Testing
  • Arbitrator and Multiplexer
  • Power Management Tests
  • Reset and Initialization Tests

System & Memory Tests

  • DDR Tests
  • Stress Tests
  • Traffic Tests
  • Security Tests
  • Reliability, Availability, and Serviceability

Combating Noisy Neighbors with Scorpio P-Series Fabric Switches

AI server designs are being impacted by an issue that becomes increasingly worse as GPUs scale to meet demands of AI workloads. The issue: noisy neighbors! Scorpio P-Series Fabric Switches – the industry’s first PCIe 6 fabric switch – are architected for mixed traffic AI head-node traffic connectivity (GPU-to-CPU/NIC/SSD). Let’s take a closer look at the problem of noisy neighbors…

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Advancing CXL with Interoperable Solutions

In AI and cloud infrastructure, seamless connectivity and scalable memory expansion solutions are key to unlocking performance at scale. As AI workloads grow more demanding, the need for robust, standards-based and interoperable solutions is greater than ever. The CXL Consortium Compliance Program was established to validate end-products against the CXL Specification, ensuring they meet the…

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Seven Key Innovations Shaping AI Connectivity Showcased at DesignCon 2025

Astera Labs will be at DesignCon 2025, taking place January 28-30 at the Santa Clara Convention Center, to showcase our latest chip, board, and system design innovations for AI and cloud infrastructure.Join us at Booth #755 to see our Intelligent Connectivity Platform of PCIe®, Ethernet, and CXL® connectivity solutions in action and learn how we are unleashing the full potential of…

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Astera Labs Expands Cloud-Scale Interop Lab Leadership to Propel Next-Gen PCIe 6.x Ecosystem

Comprehensive Cloud-Scale Interop Lab testing of Scorpio Smart Fabric Switches advances PCIe 6.x ecosystem enablement, fast-tracking customer platform designs, development, and time-to-marketSANTA CLARA, CA, U.S. – March 13, 2025 – Astera Labs, Inc. (Nasdaq: ALAB), a global leader in semiconductor-based connectivity solutions for AI and cloud infrastructure, today announced the expansion…

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Astera Labs Appoints Dr. Craig Barratt to Board of Directors

Dr. Barratt brings leadership experience in scaling high-growth public and private technology companiesSANTA CLARA, CA, U.S. – March 3, 2025 – Astera Labs, Inc. (Nasdaq: ALAB), a global leader in semiconductor-based connectivity solutions for AI and cloud infrastructure, today announced the appointment of Dr. Craig Barratt to its Board of Directors. Dr. Barratt is a seasoned technology…

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Astera Labs to Participate in the Morgan Stanley Technology, Media & Telecom Conference

SANTA CLARA, CA, U.S. – February 25, 2025 – Astera Labs (Nasdaq: ALAB), a global leader in semiconductor-based connectivity solutions for AI and cloud infrastructure, today announced that it will participate in the Morgan Stanley Technology, Media & Telecom Conference on March 4, 2025. Astera Labs’ presentation is scheduled for 4:05 pm PT. A webcast of the session will be made available…

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Astera Labs Announces Financial Results for the Fourth Quarter of Fiscal Year 2024

Record quarterly revenue of $141.1 million, up 25% QoQ and up 179% YoYFiscal 2024 record revenue of $396.3 million, up 242% versus the prior yearRamping across diverse set of customers and platforms with four product families in fiscal 2025SANTA CLARA, Calif., Feb. 10, 2025 (GLOBE NEWSWIRE) — Astera Labs, Inc. (Nasdaq: ALAB), a global leader…

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How We Test – Scorpio

Scorpio Smart Fabric Switches undergo interoperability and stress testing with a wide range of PCIe 6.x exercisers, analyzers, GPUs, CPUs, NICs, SSDs, and Switches across multiple PCIe generations and topologies.This rigorous testing enables customers to design with confidence, minimize interoperation risk, and reduce overall development time and costs.

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See COSMOS in Action at DesignCon 2025

At DesignCon 2025, Astera Labs demonstrated live telemetry from Taurus Ethernet Smart Cable Modules being transmitted to a Grafana dashboard using our COSMOS platform APIs, providing real-time insights into network performance. The rack demo featured 100G per lane Ethernet traffic using Taurus enabled thin and flexible active electrical cables.COSMOS software provides unprecedented flexibility,…

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PCIe 6 Demo Featuring Aries 6 Smart Cable Modules

At DesignCon 2025, Astera Labs showcased its expanding portfolio of PCIe 6 solutions, including the new Aries 6 Smart Cable Modules (SCMs), Aries 6 Retimers and Scorpio P-Series Fabric Switches.Aries 6 SCMs extend PCIe 6 reach up to six meters to scale GPU clusters rack-to-rack with Active Electrical Cables. The demo also highlighted how combined telemetry from Aries 6 Retimers and Scorpio…

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