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MCX555A-ECAT

Network Adapters
October 22, 2025
Category Connection: Network Adapters
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Tags:
#network card #Network Adapters #network adapter
Brief: Discover the Mellanox MCX555A-ECAT ConnectX-5 VPI Adapter, a high-performance 100GbE QSFP28 network card designed for data centers and HPC. Featuring advanced RDMA capabilities, PCIe Gen3/Gen4 compatibility, and NVIDIA Multi-Host™ support, this adapter ensures ultra-low latency and high-speed connectivity.
Related Product Features:
  • Supports 100GbE Ethernet and EDR InfiniBand (100Gb/s) for high-speed data transfer.
  • Features ConnectX®-5 VPI network chip for advanced application offload capabilities.
  • Compatible with PCIe Gen3 and Gen4 servers, ensuring broad hardware compatibility.
  • Includes hardware-based congestion control and atomic operations for optimized performance.
  • Supports SR-IOV and RoCE v2/RDMA acceleration for enhanced virtualization.
  • Offers IPsec/TLS encryption offload for secure data transmission.
  • Designed with a half-height half-length (HHHL) form factor for flexible installation.
  • Provides Mellanox PeerDirect™ RDMA (GPU Direct) for accelerated GPU communication.
Faqs:
  • What operating systems are compatible with the MCX555A-ECAT adapter?
    The adapter is compatible with Linux, Windows, and VMware operating systems.
  • Does the MCX555A-ECAT support RDMA?
    Yes, it supports RDMA with RoCE v2 acceleration for high-performance computing.
  • What is the latency performance of this network card?
    The card offers ultra-low latency of less than 100ns in cut-through mode.
  • Can this adapter be used in OCP 2.0 servers?
    Yes, it is compatible with Open Compute Project (OCP) Spec 2.0 form factors.
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