Mellanox MCX4121A-ACAT ConnectX-4 Lx EN 25 Gigabit Network Adapter

Mellanox

MCX4121A-ACAT ConnectX-4 Lx EN 25 Gigabit Network Adapter

The MellanoxMCX4121A-ACAT ConnectX-4 Lx EN is a high-performance 25 Gigabit Ethernet (GbE) Network Adapter designed to meet the demanding requirements of modern data centers, high-performance computing (HPC) environments, and enterprise IT infrastructures. Featuring dual SFP28 ports, this adapter offers exceptional throughput and low latency, making it ideal for applications such as cloud computing, virtualization, and storage networking..

Features

With support for RDMA over Converged Ethernet (RoCE), Overlay Networks, and GPUDirect® technology, the MCX4121A-ACAT ensures efficient data transfer and reduced CPU overhead, enhancing overall system performance. Its PCIe 3.0 x8 interface provides seamless integration into compatible servers, delivering scalable and reliable connectivity solutions.

Advanced Options

The MCX4121A-ACAT is engineered to deliver industry-leading throughput and low latency, supporting data rates of 1, 10, and 25 GbE. Its dual SFP28 ports offer flexibility in connectivity, supporting both copper and optical cables. The adapter's support for RDMA over Converged Ethernet (RoCE) enables low-latency, high-throughput communication, essential for latency-sensitive applications. Additionally, the MCX4121A-ACAT incorporates MellanoxMulti-Host technology, allowing up to four independent hosts to share a single adapter, optimizing resource utilization and reducing total cost of ownership. Its compact low-profile form factor ensures compatibility with a wide range of server configurations, making it a versatile choice for various deployment scenarios.

Product Key Features

• Dual-port 25GbE connectivity with SFP28 ports

• PCIe 3.0 x8 interface for high-speed data transfer

• Support for RDMA over Converged Ethernet (RoCE) and GPUDirect® technology

• Multi-Host technology enables up to four independent hosts per adapter

• Low-profile form factor for compatibility with diverse server configurations

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Reliability & Performance

The MellanoxMCX4121A-ACAT is built to deliver exceptional reliability and performance in demanding environments. Its support for RDMA over Converged Ethernet (RoCE) ensures low-latency, high-throughput communication, essential for latency-sensitive applications. The adapter's Multi-Host technology allows up to four independent hosts to share a single adapter, optimizing resource utilization and reducing total cost of ownership. With its PCIe 3.0 x8 interface, the MCX4121A-ACAT provides seamless integration into compatible servers, delivering scalable and reliable connectivity solutions. Its compact low-profile form factor ensures compatibility with a wide range of server configurations, making it a versatile choice for various deployment scenarios.

Key Features

• Dual-port 25GbE connectivity with SFP28 ports

• PCIe 3.0 x8 interface for high-speed data transfer

• Support for RDMA over Converged Ethernet (RoCE) and GPUDirect® technology

• Multi-Host technology enables up to four independent hosts per adapter

• Low-profile form factor for compatibility with diverse server configurations

Specifications :

Specification	Details
Model Number	MCX4121A-ACAT
Type	25GbE Network Adapter
Ports	2 x SFP28 (copper and optical)
Interface	PCIe 3.0 x8
Data Rate	1/10/25 Gb/s
Form Factor	Low-profile
RDMA Support	Yes (RoCE)
GPUDirect® Support	Yes
Multi-Host Technology	Yes (up to 4 hosts)
Dimensions (WxDxH)	68.9 mm x 142.2 mm x 20.3 mm