Scorpio Smart Fabric Switches

Fabric switches for the AI Era 

Download Portfolio Brief

Purpose-built portfolio for deploying cloud-scale AI platforms at unprecedented pace and scale

  • Improve energy efficiency with maximum performance per watt fabric solutions
  • Increase GPU utilization with predictable, secure and high-performance data flows
  • Maximize server uptime with COSMOS delivering unprecedented data center observability
  • Reduce time to market with flexible software-defined architecture and seamless interoperability

Why Use Scorpio Smart Fabric Switches?

Maximize Utilization

  • High Performance Data Ingest

    With PCIe 6 support and AI-optimized architecture, Scorpio P-Series delivers maximum predictable performance to increase GPU utilization

  • High Performance Scale-up

    With a software-defined architecture, Scorpio X-Series delivers protocol and performance optimization for increased data transfer efficiency

  • Performance Monitoring

    Real-time telemetry data provides valuable insights to optimize performance and improve utilization

Ease-of-Use

  • Purpose-built Board Design

    Small package size with integrated power supply decoupling to enable easier routing

  • Future-proof

    Mix current and next-generation devices on the same platform

  • Seamless Software Integration

    Common COSMOS APIs enable Scorpio to integrate seamlessly into existing infrastructure management solutions that use the widely-deployed Aries Retimers

Increase Uptime

  • Fleet Management

    COSMOS software with deep telemetry and diagnostics for link and device health monitoring enables unprecedented data center observability

  • Quick Debug

    Built-in protocol analyzer with link state history and timestamps, full non-destructive eye scan for RX Lane margining, self-test features to minimize link downtime and accelerate fault isolation

  • Rigorous Interop Testing

    System testing with diverse ecosystem of PCIe hosts and endpoints in our Cloud-Scale Interop Lab minimizes interoperation risk for improved reliability

P-Series and X-Series

Application-specific products built from the ground up for AI servers and AI clusters

Architected for mixed traffic AI head node connectivity (GPU-to-CPU/NIC/SSD)

  • Industry’s first PCIe 6 fabric switch
  • Predictable and high-performance GPU-to-CPU/NIC/SSD data flows
  • High bandwidth and low latency peer-to-peer for GPU data ingest
  • Interoperability with diverse ecosystem of PCIe hosts and endpoints

Architected to deliver highest back-end bandwidth for AI scale-up (GPU-to-GPU)

  • Software-defined architecture enables flexibility for diverse AI accelerators
  • Platform-specific customization for homogeneous GPU scale-up fabrics
  • Protocol and performance optimization for increased data transfer efficiency
  • Expanded reliability and telemetry features for maximum uptime

Use Cases

Resources

Ordering Information

SeriesPart #PCIeLanesPackage Size [mm]Status
P-SeriesPF60641L6.x6429×29Sampling
P-SeriesPF50641L5.x6429×29Sampling
P-SeriesX6064-1M04Xami MCIO-MCIO Evaluation Kit#colspan##colspan#Sampling
X-SeriesCustomer Specific#colspan##colspan##colspan#Contact Us

How Your Hyperscale Data Center Can Overcome the Challenges of Next-Gen AI Infrastructure with Scorpio Smart Fabric Switches

Request the White Paper

 

Download

Establishing an optimized scale-up ecosystem with UALink: A fireside chat with Astera Labs

As AI models continue to grow, data centers are requiring increasing amounts of compute and memory to efficiently execute training and inferencing.The UALink Consortium represents a dynamic group of industry leaders united in our goal to foster innovation and establish an open, interoperable standard for high-performance computing connections in scale-up AI environments.The UALink…

Read more

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…

Read more

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…

Read more

Astera Labs Announces Conference Call to Review First Quarter 2025 Financial Results

SANTA CLARA, CA, U.S. – April 10, 2025 – Astera Labs, Inc. (Nasdaq: ALAB), a global leader in semiconductor-based connectivity solutions for AI and cloud infrastructure, today announced that it will release its financial results for the first quarter 2025 after the close of market on Tuesday, May 6, 2025. Astera Labs will host a corresponding conference call at 1:30 p.m. Pacific…

Read more

Astera Labs Optimizes Connectivity for NVIDIA Blackwell-Based MGX Platforms at Scale

Seamless Scorpio Smart Fabric Switch integration with NVIDIA MGX™ platform delivers PCIe® 6-ready modular designs for rapid deployment across a range of AI serversSANTA CLARA, CA, U.S. – March 18, 2025 – Astera Labs, Inc. (Nasdaq: ALAB), a global leader in semiconductor-based connectivity solutions for AI and cloud infrastructure, today announced its Scorpio Smart Fabric Switches…

Read more

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…

Read more

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…

Read more

NVIDIA GTC 2025: End-to-End PCIe 6 Interop

At NVIDIA GTC 2025, Astera Labs showcased PCIe 6 end-to-end connectivity with our Scorpio P-Series Fabric Switch interconnected to Micron’s PCIe 6 SSD, an NVIDIA Blackwell GPU through our Aries 6 Smart Retimer, and an NVIDIA CX7 NIC card, with an Intel CPU connected on the upstream side. The demonstration shows how our Scorpio P-Series Fabric Switch can support mixed mode traffic, while…

Read more

NVIDIA GTC 2025: Hyperscaler-Inspired Scale-Out Rack Architecture

At NVIDIA GTC 2025, Astera Labs showcased how hyperscalers can gain smart connectivity and optionality for NVIDIA rack-scale Blackwell deployments. We showcased modular architecture with a Scorpio IO Switch Board with two NICs connected via the Aries Retimer Mezzanine Board to the GB200. In this set-up, we show how the third-party NICs can provide maximum bandwidth to saturate the Blackwell…

Read more

NVIDIA GTC 2025: Scorpio Switch Board for the MGX Platform

See our latest collaboration with NVIDIA and Wistron: a Scorpio Switch Board that integrates PCIe 6-ready Scorpio P-Series Fabric Switches with the NVIDIA MGX Production-Grade Reference Design.The benefits are clear:Scalable design for IO expansionPredictable performance with no noisy neighborsMaximum performance with PCIe 6 supportEasy setup and diagnostics with COSMOSMulti-generational…

Read more