Mellanox Technologies MCX455A-ECAT network card Internal 100000 Mbit/s

Name: Mellanox Technologies MCX455A-ECAT network card Internal 100000 Mbit/s
Brand: Mellanox
SKU: MCX455A-ECAT
Price: 110.00 USD
Availability: InStock
Rating: 5 (11 reviews)

Mfr. Part #: MCX455A-ECAT

Brand: Mellanox

Condition: Refurbished

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MCX455A-ECAT

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overview

specifications

faqs

reviews

overview

MCX455A-ECAT Overview

MELLANOX MCX455A-ECAT Connectx-4 Edr Ib Vpi Single-port X16 Pcie 3.0 Hca.

ConnectX-4 VPI Adapter Card EDR IB (100Gb/s) and 100GbE Single-Port QSFP28 PCIe3.0 x16 ROHS R6

Wired

PCI Express 3.0

100000 Mbit/s

Internal

Summary Description

Mellanox Technologies MCX455A-ECAT. Internal. Connectivity technology: Wired, Host interface: PCI Express. Maximum data transfer rate: 100000 Mbit/s

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specifications

Specifications

Overview

Condition	Refurbished
Brand	Mellanox
Stock	In Stock

Ports & interfaces

Connectivity technology	Wired
Host interface	PCI Express
Fiber optic connector	QSFP28
PCI version	3.0

Network

Maximum data transfer rate	100000 Mbit/s

Design

Internal	Yes

Sustainability

Sustainability certificates	RoHS

faqs

Frequently Asked Questions

What are the primary performance specifications of the Mellanox ConnectX-4 VPI MCX455A-ECAT? +

The MCX455A-ECAT is a high-performance adapter featuring a single 100Gb/s port. It leverages the PCIe 3.0 x16 interface to provide high-bandwidth connectivity and low-latency data transfers. Designed for demanding enterprise environments, it supports both InfiniBand and Ethernet protocols, making it an extremely versatile choice for data centers requiring rapid throughput and efficient I/O virtualization.

Is the MCX455A-ECAT compatible with my existing server infrastructure? +

This card utilizes a standard PCIe 3.0 x16 slot, which is widely compatible with most modern enterprise-grade servers. Because it supports Virtual Protocol Interconnect (VPI), the card automatically detects whether it is connected to an Ethernet or InfiniBand fabric. Ensure your server chassis has a full-height bracket capability and sufficient PCIe lane availability to accommodate the x16 interface for optimal performance.

What specific connectivity standards does this Mellanox card support? +

The MCX455A-ECAT is highly flexible, supporting 100Gb/s InfiniBand and 100Gb/s Ethernet. It uses a QSFP28 connector, allowing for various transceiver or DAC cable options. This dual-protocol capability enables network administrators to deploy the same hardware across different segments of the data center, simplifying inventory management and infrastructure upgrades.

How does the ConnectX-4 architecture handle network traffic offloading? +

The MCX455A-ECAT employs advanced hardware offload engines that significantly reduce CPU overhead. By handling tasks like RDMA over Converged Ethernet (RoCE), overlay network encapsulation, and stateless offloads directly on the card, it frees up server processing power for critical applications. This results in lower latency and higher overall system efficiency in high-performance computing clusters.

What management software is required to configure the MCX455A-ECAT? +

To configure and manage this interface card, you typically utilize the Mellanox OFED (OpenFabrics Enterprise Distribution) drivers and the MFT (Mellanox Firmware Tools) suite. These tools provide the necessary interface for updating firmware, monitoring port status, and configuring advanced features like SR-IOV for virtualization environments, ensuring your network fabric remains stable and fully optimized.

Can I use this card in a virtualized environment? +

Absolutely. The MCX455A-ECAT supports Single Root I/O Virtualization (SR-IOV), which allows a single physical PCIe device to appear as multiple virtual devices. This is essential for cloud providers and enterprise IT departments running multiple virtual machines, as it provides near-native performance for each VM by bypassing the hypervisor's virtual switch for network I/O operations.

What are the power consumption characteristics of the MCX455A-ECAT? +

The card is engineered for power efficiency despite its high-throughput capabilities. Power draw typically scales based on link utilization and protocol mode. For precise planning, it is recommended to consult the server's thermal and power specifications, as the PCIe slot provides primary power. Proper airflow within your server rack is essential to keep the controller running within optimal temperature ranges.

What types of cabling should I purchase for this 100Gb/s adapter? +

Since the MCX455A-ECAT features a QSFP28 port, you should select cables that match your physical environment. For short-reach connections, direct attach copper (DAC) cables or active optical cables (AOC) are excellent choices. For longer runs, utilize 100G QSFP28 optical transceivers paired with appropriate single-mode or multi-mode fiber optic cabling to ensure signal integrity across your data center fabric.

Does BuyRouterSwitch.com offer volume pricing for large infrastructure projects? +

Yes, we specialize in supporting large-scale enterprise deployments. If you are planning a data center refresh or require a significant quantity of MCX455A-ECAT cards, please reach out to our dedicated sales team. We can provide customized bulk quotes tailored to your specific project requirements, helping you maximize your IT budget while securing the hardware needed for your rollout.

Why should I choose BuyRouterSwitch.com for my networking hardware needs? +

BuyRouterSwitch.com is a trusted partner for IT professionals seeking reliable, authentic enterprise networking components. We prioritize a seamless procurement experience, ensuring you receive genuine equipment that integrates perfectly into your existing network stack. Our team is dedicated to providing clear communication and efficient processing, making us the preferred choice for engineers and procurement managers who demand quality and accountability.

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