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    • Product Overview

      Built in the cloud, for the cloud.

      • Hardware Solutions
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    • Aries PCIe®/CXL™ Smart Retimers

      Industry-proven Smart Retimers for PCI Express® (PCIe) 4.0, PCIe 5.0, and Compute Express Link™ (CXL) systems

    • Taurus Ethernet Smart Cable Modules™

      Overcome reach, signal integrity, and bandwidth utilization issues for 100G/Lane Ethernet connectivity

    • Leo CXL Memory Connectivity Platform

      CXL-attached memory expansion, pooling, and sharing for cloud servers

  • Cloud-Scale Interop Lab
    • Aries PCIe/CXL Smart Retimers

      Learn how Astera Labs enables you to deploy PCIe and CXL systems with confidence.

    • Leo CXL Memory Connectivity Platform

      Learn how Astera Labs enables you to deploy CXL-attached memory with confidence.

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      Browse our knowledge base articles for information about our products and technologies.

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      Explore our educational and technical video center to support your design needs.

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      Find app notes, white papers and more in our technical resource library.

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      Find answers to the most frequently asked questions about our products and technologies.

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      Created by engineers for engineers, our webinar series explores the most important topics related to hyperscale datacenters.

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Home

The Generative AI Impact

Learn how Astera Labs is driving the roll-out of Generative AI.

Our semiconductor-based connectivity solutions are purpose-built to unleash the full potential of Generative AI infrastructure at cloud-scale.

Learn More

New Cloud-Scale Interop Lab Enables Seamless Deployment of CXL Solutions at Scale

Partnering with industry-leading CPU and memory vendors, Astera Labs extends leadership in interoperability testing

Learn More
Leo Memory Connectivity Platform

Leo Memory Connectivity Platform

CXL-attached memory expansion and pooling for cloud servers

Learn More

Purpose-Built Connectivity Solutions for Intelligent Systems

The explosion of data and rapid growth in specialized workloads — like Artificial Intelligence (AI) and Machine Learning (ML) — have given rise to heterogeneous computing and composable disaggregation topologies. Purpose-built data and memory connectivity solutions from Astera Labs address the performance bottlenecks in these data-centric systems.

 
Unlock Low-Latency Connectivity in Complex System Topologies

Astera Labs Makes it Happen

Astera Labs’ solutions are purpose-built to tackle bandwidth, capacity, and performance bottlenecks in data-centric systems. Our system-aware semiconductor products, boards and services enable robust CXL™ 1.1/2.0, PCIe® 4.0/5.0, and 100G/Lane Ethernet connectivity, providing deep diagnostics and fleet management capabilities to both system designers and cloud service providers.

Find out More

Applications

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Memory

Unlocks higher memory capacity and bandwidth for AI/ML workloads

Server Backbone

Server

High-bandwidth, low-latency interconnects for compute, storage and accelerator resources

AI Computing / GPU

GPUs & AI Accelerators

Reliable PCIe 4.0, PCIe 5.0, and CXL connectivity for GPUs (JBoG), AIPs and FPGAs with maximum link up-time

Networking

Networking

Copper-based 100G/Lane Ethernet rack connectivity between server-to-switch and switch-to-switch applications

Storage (JBOF)

Storage

Massive data storage for PCIe® 4.0, PCIe 5.0, and CXL™ JBoF applications

Products & Services

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Purpose-built ICs

Purpose-built silicon ICs to address connectivity bottlenecks throughout the data center

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Hardware Solutions

Complete systems for advanced plug-and-play connectivity

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Services

Advanced design services to help accelerate your time-to-market

Cloud-Scale Interop Lab

Plug-and-play interoperability is critical for systems running data-intensive workloads in the cloud. For this reason, we rigorously test our portfolio for standards compliance and system-level interoperation with all major hosts, endpoints and memory vendors so that you can design with confidence.

Request Your Interop Report

What Our Customers & Partners Say

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“CXL is designed to be an open standard interface to support composable memory infrastructure that can expand and share memory resources to bring greater efficiency to modern data centers.We’re excited to work closely with Astera Labs on the development of their Leo Memory Connectivity Platform to deliver interoperability and robust validation with AMD processors and accelerators.”

Raghu Nambiar, Corporate Vice President, Data Center Ecosystems and Solutions

AMD

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“CXL provides a platform for a wealth of memory connectivity options and innovations in next-generation server architectures, which is essential for the industry to realize the tremendous potential of data-centric applications. Our continued collaboration with the CXL ecosystem providers, such as Astera Labs through their Leo Memory Connectivity Platform, will help enable customers to develop reliable, interoperable CXL memory expansion and pooling solutions.”

Zane Ball, Corporate VP and General Manager Datacenter Engineering and Architecture

Intel

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“Astera Labs continues to be a valuable contributor to the CXL Consortium with its connectivity expertise and commitment to vendor-neutral interoperability. We’re excited to see Astera Labs deliver a solution to help enable a rapidly growing marketplace of CXL memory expansion and pooling products.”

Siamak Tavallaei, President

CXL Consortium

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“QCT is leading the way to solve… next-generation datacenter design and operation challenges, and we are excited to partner with Astera Labs on purpose-built PCIe Smart Retimer solutions.”

Mike Yang, President

Quanta Cloud Technology

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“We are pleased to collaborate with Astera Labs… to deliver Aries Smart Retimers to market… quickly satisfying the massive customer demand for their cloud-optimized connectivity solutions.”

Bradford Paulsen, Senior Vice President of Business Management

TSMC North America

We're Hiring!

Are you ready to make an immediate, lasting impact at a fast-paced, award-winning startup focused on developing game-changing connectivity solutions for data centers? Join our team today!

See open positions

News & Articles

Technology Insights
The Generative AI Impact: Accelerating the Need for Intelligent Connectivity Solutions

We have entered the Age of Artificial Intelligence and Generative AI is developing at a rapid pace and becoming integral to our lives. According to Bank of America analysts, “just as the iPhone led to an explosion in the use of smartphones and phone apps, ChatGPT-like technology is revolutionizing AI”.[1] Generative AI is changing every… Read More »

3 Key Takeaways from the Optical Fiber Communications (OFC) Conference and Expo

Earlier this month, Astera Labs participated in the largest-ever multi-vendor interoperability demo hosted by the Optical Internetworking Forum (OIF) where more than 30 member companies came together to showcase next-generation control management, electrical, and optical technologies. At the show, Astera Labs demonstrated compliance of its Taurus Ethernet Smart Cable Modules™ (SCM) with the OIF’s Common… Read More »

Let’s Get Real with CXL at MemCon!

Join us at this industry-first memory event focused on end users and systems, taking place Tuesday March 28 through Wednesday March 29 at the Computer History Museum in Mountain View, California. In today’s data centers, the exponential growth in Artificial Intelligence and Machine Learning applications is driving the need for a significant increase in memory…. Read More »

Astera Labs News
Astera Labs Named Best Place to Work in Silicon Valley

We are excited to share that we have been named a Best Place to Work in the Bay Area by the Silicon Valley Business Journal and the San Francisco Business Times. We are honored that we made the list based on the anonymous survey response from our employees in our Santa Clara headquarters. The survey… Read More »

Astera Labs Wins 2023 Data Breakthrough Award for Semiconductor Product of the Year

The explosion of data and the rise of Artificial Intelligence and Machine Learning has driven unprecedented demand for advanced technologies and products for new heterogeneous computing architectures. The Data Breakthrough Awards were established to recognize the best and most innovative companies, products, and services in this new age of digital data. We are excited to… Read More »

Astera Labs Launches Cloud-Scale Interop Lab to Enable Seamless Deployment of CXL Solutions at Scale

Partnering with industry-leading CPU and memory vendors, Astera Labs extends leadership in interoperability testing so system integrators can deploy CXL-attached memory with confidence

  • Aries PCIe/CXL Smart Retimers
  • Taurus Ethernet Smart Cable Modules
  • Leo CXL Memory Connectivity Platform
  • Cloud-Scale Interop Lab
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