MCX4111A-ACAT - Mellanox ConnectX-4 Single Port 25GbE SFP28/SFP+/SFP PCI Express3.0 x8 Network Interface Card
- 2-Port 25Gbps Ethernet
- Low latency and high throughput
- Supports RoCE (RDMA over Converged Ethernet)
- Ideal for data centers, high-performance computing (HPC), and enterprise networks
- Advanced features like NVMe-oF and storage acceleration
Was $102.00 · You save $15.00
Key specifications
See full specs ↓- SKU
- MCX4111A-ACAT
- Brand
- Mellanox
- Product Type
- Network Interface Card (NIC)
- Ports
- 2 x 25Gbps Ethernet
- Interface
- PCIe 3.0 x8
- Transceiver Type
- SFP28
Product details
The Mellanox MCX4111A-ACAT is a high-performance 2-port 25Gbps Ethernet Network Interface Card (NIC). It utilizes a PCIe 3.0 x8 interface for high bandwidth connectivity and supports SFP28 transceivers for flexible network deployments.
Specifications
- SKU
- MCX4111A-ACAT
- Brand
- Mellanox
- Product Type
- Network Interface Card (NIC)
- Ports
- 2 x 25Gbps Ethernet
- Interface
- PCIe 3.0 x8
- Transceiver Type
- SFP28
- Chipset
- ConnectX-4
- RDMA Support
- Yes (RoCE)
- Form Factor
- Standard PCIe Card
Description
The Mellanox MCX4111A-ACAT is a cutting-edge 25 Gigabit Ethernet Network Interface Card (NIC) designed to meet the demanding requirements of modern data centers and high-performance computing environments. Featuring two 25Gbps SFP28 ports, this card provides exceptional bandwidth and low latency, crucial for applications such as big data analytics, artificial intelligence, and high-frequency trading. The integration of the ConnectX-4 controller ensures robust performance and advanced networking capabilities. Connectivity is established via a PCIe 3.0 x8 host interface, offering ample bandwidth to support the full throughput of both 25Gbps ports without becoming a bottleneck. The use of SFP28 cages allows for flexibility in choosing the appropriate optical transceivers based on network topology and distance requirements. This card is engineered to deliver high efficiency, reduced CPU overhead, and enhanced scalability for enterprise and cloud infrastructures. Beyond basic networking, the MCX4111A-ACAT supports advanced features like RDMA (Remote Direct Memory Access) over Converged Ethernet (RoCE), which significantly accelerates network traffic by allowing direct memory access between applications on different servers, bypassing the operating system kernel. It also offers support for NVMe over Fabrics (NVMe-oF) and various storage acceleration technologies, making it a versatile solution for storage networking and demanding I/O workloads.
Condition: Refurbished
Free U.S. ground shipping
Typically 1–2 days handling, 3–7 days in transit.
Purchase orders accepted
Government, enterprise, data center and small business.
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