Mellanox MCX546A-BCAN InfiniBand EDR/Ethernet 100Gb 1-Port 841OCP QSFP28 Adapter (HPE OEM)
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MCX546A-BCAN
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MCX546A-BCAN Overview
MELLANOX MCX546A-BCAN Infiniband Edr/ethernet 100gb 1-port 841ocp Qsfp28 Adapter
Summary Description
Mellanox MCX546A-BCAN InfiniBand EDR/Ethernet 100Gb 1-Port 841OCP QSFP28 Adapter (HPE OEM)
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Specifications
Overview
| Condition | Refurbished |
|---|---|
| Brand | Mellanox |
| Stock | In Stock |
Specifications
| Maximum Power Available Through Qsfp28 Port | 3.5w |
|---|
Frequently Asked Questions (FAQs)
What are the primary performance advantages of the Mellanox MCX546A-BCAN ConnectX-5 adapter? +
The MCX546A-BCAN delivers high-performance networking through dual 100GbE ports, utilizing the ConnectX-5 chipset to offer low latency and high bandwidth. It is optimized for data-intensive applications, providing efficient hardware offloading for overlay networks and advanced virtualization, ensuring your data center handles peak traffic loads with minimal CPU overhead.
Which interface type does the MCX546A-BCAN utilize for network connectivity? +
This adapter features two QSFP28 ports, allowing for native 100GbE connectivity per port. The QSFP28 interface is the industry standard for high-speed Ethernet fabrics, providing the necessary density and signal integrity for 100Gbps throughput in enterprise environments and demanding cloud infrastructures.
Is the MCX546A-BCAN suitable for virtualization-heavy workloads? +
Yes, this card is specifically designed for virtualized environments. It supports advanced features like SR-IOV, which enables direct assignment of the NIC to virtual machines, and hardware-based offloads for Open vSwitch (OVS). These capabilities reduce hypervisor burden, allowing your servers to run more virtual instances while maintaining optimal network performance.
Does the Mellanox MCX546A-BCAN require specific driver support? +
The card is compatible with major operating systems, including Linux, Windows Server, and various hypervisors like VMware ESXi. It utilizes the standard Mellanox OFED (OpenFabrics Enterprise Distribution) software stack. Ensure you verify that your specific OS kernel version supports the latest drivers to leverage the full feature set of the ConnectX-5 architecture.
How does the ConnectX-5 architecture handle congestion in a high-speed network? +
The ConnectX-5 silicon includes advanced hardware-based congestion control mechanisms. By managing traffic flow at the silicon level, the adapter prevents network bottlenecks and ensures predictable performance for latency-sensitive applications like NVMe over Fabrics (NVMe-oF) or high-performance computing (HPC) clusters, maintaining stability even under intensive workloads.
What is the typical use case for a dual-port 100GbE adapter like the MCX546A-BCAN? +
This adapter is ideal for high-end server deployments, cloud storage clusters, and scale-out database servers. Its dual-port configuration provides either redundancy through link aggregation or doubled throughput, making it a staple for enterprises requiring high-bandwidth interconnects to support big data analytics, real-time financial processing, and large-scale virtualization platforms.
Can the MCX546A-BCAN be used with existing legacy network infrastructure? +
While the card provides 100GbE speeds, it is designed for compatibility with modern high-speed switching fabrics. It supports various Ethernet speeds through the use of appropriate QSFP28 transceivers or direct attach copper cables. However, to maximize the return on your investment, it should ideally be deployed in environments utilizing 100GbE-capable switches.
Does the MCX546A-BCAN support RoCE for faster storage access? +
The adapter natively supports RDMA over Converged Ethernet (RoCE), specifically both v1 and v2. This capability allows the server to transfer data directly to and from memory without involving the host operating system's CPU. RoCE significantly boosts performance for storage-heavy applications by lowering latency and improving overall system throughput.
How can I obtain a bulk pricing quote for multiple units of the MCX546A-BCAN? +
If you are planning a large-scale data center deployment or require multiple units for a project, our team is ready to assist. Simply navigate to the contact section on BuyRouterSwitch.com and provide your specific quantity requirements. Our sales representatives will review your request and provide a competitive bulk pricing quote tailored to your procurement needs.
Why should I choose BuyRouterSwitch.com for my Mellanox hardware procurement? +
BuyRouterSwitch.com is a dedicated partner for enterprise IT professionals. We prioritize providing access to high-quality networking hardware with streamlined procurement processes. By sourcing your equipment through us, you gain a reliable supply chain partner focused on professional service and facilitating secure, efficient purchasing for your organization’s complex infrastructure demands.
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