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MCX346A-BCPN - Mellanox ConnectX-3 Dual Port 40GbE QSFP28/QSFP+/QSFP PCI Express3.0 x8 Network Interface Card
- 2 x 40Gb/s QSFP+ ports
- Mellanox ConnectX-3 Pro controller
- PCI Express 3.0 x8 interface
- Supports InfiniBand and Ethernet protocols
- RDMA (Remote Direct Memory Access) support
- Low latency and high throughput
- Ideal for high-performance computing (HPC) and data centers
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Key specifications
See full specs ↓- Controller
- Mellanox ConnectX-3 Pro
- Ports
- 2 x 40Gb/s QSFP+
- Interface
- PCI Express 3.0 x8
- Data Rate
- 40 Gb/s per port
- Form Factor
- Standard PCIe Card
Product details
The Mellanox MCX346A-BCPN is a dual-port 40Gb/s QSFP+ network interface card. It utilizes a PCIe 3.0 x8 interface for high-speed connectivity.
Technical Information
| Controller | Mellanox ConnectX-3 Pro |
| Ports | 2 x 40Gb/s QSFP+ |
| Interface | PCI Express 3.0 x8 |
Additional Specifications
| Data Rate | 40 Gb/s per port |
| Form Factor | Standard PCIe Card |
Description
The Mellanox MCX346A-BCPN is a high-performance network adapter designed for demanding data center and high-performance computing (HPC) environments. It features two QSFP+ ports, each capable of delivering up to 40 Gigabits per second (Gb/s) of bandwidth, providing exceptional throughput for data-intensive applications. Leveraging the ConnectX-3 Pro controller and a PCI Express 3.0 x8 interface, this card offers low latency and high efficiency. It supports both Ethernet and InfiniBand protocols, providing flexibility for various network infrastructures. Key features include RDMA (Remote Direct Memory Access) over Converged Ethernet (RoCE) and InfiniBand, which significantly accelerate application performance by offloading network processing from the CPU and enabling direct memory access between nodes. This dual-port 40GbE adapter is ideal for storage networks, high-frequency trading, cloud computing, and large-scale cluster interconnects. Its ability to handle massive data flows and reduce CPU overhead makes it a cornerstone for modern, high-speed networking solutions, ensuring maximum application performance and efficient resource utilization.
Condition: Refurbished
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Typically 1–2 days handling, 3–7 days in transit.
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Government, enterprise, data center and small business.
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