High-Speed Connectx-5 EDR Adapter Card for 100GB/S Networking MCX555A-Ecat
Product Details:
Brand Name: | Mellanox |
Model Number: | MCX555A-ECAT |
Document: | CONNECTX-5 infiniband.pdf |
Payment & Shipping Terms:
Minimum Order Quantity: | 1pcs |
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Price: | Negotiate |
Packaging Details: | outer box |
Payment Terms: | T/T |
Supply Ability: | Supply by project/batch |
Detail Information |
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Products Status: | Stock | Application: | Server |
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Condition: | New And Original | Type: | Wired |
Max Speed: | EDR And 100GbE | Ethernet Connector: | QSFP28 |
Keywords: | Mellanox Network Card | Name: | ConnectX-5 VPI Adapter Card EDR IB And 100GbE Single-Port QSFP28 PCIe3.0 MCX555A-ECAT |
Highlight: | EDR Mellanox Nic Card,MCX555A-ECAT Mellanox Nic Card,Mellanox Connectx 5 Dx Single Port 100gbe |
Product Description
NVIDIA ConnectX-5 MCX555A-Ecat 100Gb/s InfiniBand Ethernet Adapter
The NVIDIA ConnectX-5 is a high-performance dual-port network card offering 100Gb/s InfiniBand and Ethernet connectivity. Engineered for demanding data center environments, this advanced nic card delivers exceptional throughput, ultra-low latency, and sophisticated offload capabilities for HPC, cloud, AI, and storage applications.
MCX555A-Ecat Core Features & Benefits
- Blazing Speed: Supports up to 100Gb/s per port for both InfiniBand and Ethernet networks.
- Intelligent Offloads: Hardware acceleration for NVMe-oF, MPI, RDMA, and TCP/IP reduces CPU overhead.
- Enhanced Scalability: Features like Multi-Host and Socket Direct enable flexible server configurations.
- Future-Proof Design: PCIe Gen4 support ensures compatibility with next-generation server platforms.
- Robust Virtualization: SR-IOV and ASAP² technology provide superior performance in virtualized environments.
MCX555A-Ecat Technical Specifications
Ideal Applications
This high-performance network card is engineered for a wide range of demanding use cases:
- High-Performance Computing (HPC): Accelerates MPI applications and scientific simulations.
- AI & Machine Learning: Provides the high-speed interconnect needed for multi-GPU training clusters.
- Cloud Data Centers: Enables efficient network virtualization and high-density tenant isolation.
- Storage Networking: Ideal for NVMe-oF storage arrays and hyperconverged infrastructure (HCI).
- Financial Services: Meets the low-latency requirements of automated trading systems.
Model Selection Guide
Frequently Asked Questions
Q: What is the primary advantage of using this network interface card?
A: Its key advantage is the combination of extreme bandwidth (100Gb/s) and sophisticated hardware offloads, which drastically reduce CPU utilization and latency for data-intensive workloads.
Q: Can I use this NIC in an existing Gen3 server?
A: Absolutely. The ConnectX-5 nic card is fully backward compatible with PCIe Gen3 systems, ensuring a smooth upgrade path.
Q: Does it support both InfiniBand and Ethernet simultaneously?
A: The card can be configured for either InfiniBand or Ethernet operation per port, providing exceptional deployment flexibility.
Company Profile

We are a seasoned provider with over a decade of expertise in the networking hardware industry. Our large-scale manufacturing facilities and robust technical team allow us to offer competitive pricing and superior service for top-tier brands like NVIDIA Networking (Mellanox), Ruckus, Aruba, and Extreme.
Our extensive $10M inventory includes a wide selection of original new equipment, from switches and network cards to wireless solutions. We are committed to providing reliable supply, accurate delivery, and round-the-clock technical consultation to our global clientele.