Cornelis Omni-Path Accelerated Host Fabric Adapter CN-100HFA

Cornelis Omni-Path Express Accelerated Host Fabric Adapters are designed to provide a perfect semantic match between the requirements of real-world HPC applications and the scale-out fabric, maximizing performance at scale.

Cornelis Omni-Path Express adapters come in PCI low profile and Open Compute Project (OCP) 3.0 form factors and deliver scalable bandwidth in increments of 100 Gbps, 250 million MPI messages per second, and sub-microsecond MPI latency. Other advanced performance features include dispersive routing, congestion control, a unique sub-link layer architecture that enables Packet Integrity Protection (zero latency protection against bit transmission errors), and Virtual Fabrics support.

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  • Omni-Path Express adapters cost-effectively deliver high bandwidth and use advanced technologies to meet the key challenges to application performance, maximizing cluster scalability and message rate while minimizing average and tail latency.

    Cornelis Omni-Path Express scale-out interconnect

    Unprecedented demands on the scale-out interconnect are being driven by advances in artificial intelligence, high performance data analytics, and traditional modeling and simulation environments, coupled with extremely capable processing and storage infrastructures.

    Cornelis Omni-Path Express is the next generation of high performance fabrics, based on a proven hardware foundation combined with the OpenFabrics Interfaces (OFI) software framework, that delivers the industry's lowest latency, highest message rate, and best collectives performance, all at the industry's lowest CPU utilization.

    Accelerated application performance at scale

    Cornelis Omni-Path Express Accelerated Host Fabric Adapters provide a perfect semantic match between the requirements of real-world applications and the scale-out fabric, maximizing scalability and performance at the industry's lowest price point.

    These adapters ensure optimal application performance by delivering key features for efficiency, including dispersive routing and congestion control. These features are complemented by a unique sub-link layer architecture that enables Packet Integrity Protection (zero latency protection against bit transmission errors).

    These features, together with advanced Virtual Fabrics support, provide the unique interconnect capabilities to deliver industry-leading application performance and manageability at scale.

    Benefits

    • Accelerated application performance at scale

    • Industry leading price-performance

    • Advanced sub-link layer capability eliminating link protection and tail latency penalties

    Key Features

    Performance

    • 100 Gbps in standard format

    • PCIe x16 host interface

    • Over 160M MPI msg/sec

    • Sub-microsecond MPI latency

    Advanced Features

    • Dispersive Routing

    • Packet Integrity Protection

    • Congestion Control

    • Virtual Fabrics Support

    Highly Optimized Design

    • Lowest end-to-end latency at scale

    • Best collectives performance

    • Balanced functionality between CPU and network with low CPU utilization

    • OpenFabrics Alliance (OFA)
      OpenFabrics Interfaces (OFI) supported

    Adapter Bandwidth25 GB/s (100 Gbps per direction)
    Adapter Form FactorLow Profile
    I/O ConnectorQSFP28
    Voltage12V, 3.3V, 3.3VAUX
    12V, 3.3V, 3.3VAUXForward (P/S-to-I/O) or Reverse (I/O-to-P/S)
    Air Flow Management Module
    Power W (Typ/Max)
    – Without optical transceiver/AOC
    – With power class 2 optical transceiver/AOC
    7.4/11.7
    9.5/13.8

    Item Name Item Number Item Description
    100HFA016LSN980005Cornelis Omni-Path Host Fabric Interface Adapter 1 Port PCIe x16 Low Profile

    Standard height PCI bracket included in box.

    Safety

    US/Canada

    cTUVus NRTL 62368-1

    Europe

    TUV SUD EN 62368-1

    International

    CB Scheme: IEC 60950/62368-1

    Operating Conditions

    Temperature

    Operating: 0° to 55° C<br>
    (derated 1C/175m above 900m)<br>
    Storage: -40° to 70° C

    Humidity

    Operating: 5% to 85% non-condensing<br>
    Storage: 5% to 95% non-condensing

    Altitude

    Operating: 0 – 3,200m<br>
    Storage: 0 – 10,000m

    Emissions/Immunity

    US/Canada

    FCC Part 15, Subpart B, Class A,
    ICES-3(A)/NMB-3(A)

    Europe

    EN55032 Class A, EN55035, EN55024

    Japan

    VCCI, Class A

    AS/NZ

    AS/NZ CISPR 32, Class A

    Korea

    RRA/KC (KN32, KN35), Class A

    Taiwan

    BSMI (CNS 13438 Class A, CNS 15663)

    Environmental

    RoHS

    RoHS II Directive 2011/65/EU

    REACH

    (EC) No 1907/2006

    AI Solutions

    From training large language models and powering agentic AI frameworks, to real-time fraud detection in finance and computer vision in autonomous systems - CN5000 Omni-Path AI solutions deliver the high-performance, lossless networking foundation that next-generation AI demands.

    HPC Solutions

    Push the boundaries of scientific discovery and engineering innovation with CN5000 Omni-Path-based HPC solutions. From advancing climate modeling and seismic analysis, to accelerating simulation and design in aerospace and automotive, and enabling complex genomic research in life sciences, CN5000 Omni-Path solutions power breakthrough results—faster, smarter, and at scale.

    Double Quote Our long-standing partnership with Cornelis executives has allowed us to co-design and deploy systems optimized for the networking and I/O requirements of high performance computing, data analytic, and machine learning workflows. Bronis de Supinski CTO of Livermore Computing Lawrence Livermore National Laboratory

    Explore the Omni-Path 100 Product Family