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Dell A9818045 ConnectX-5 Ex 2-Ports QSFP28 PCIe Interface Card
- Controller: Mellanox ConnectX-5 Ex
- Ports: 2 x QSFP28
- Data Rate: 100Gb/s per port
- Interface: PCIe Gen 4.0 x16
- Technology: Ethernet
- Features: RDMA (RoCE v1/v2), NVMe-oF, GPUDirect
- Virtualization: SR-IOV support
- Form Factor: Standard PCIe card
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Product Overview
The Dell A9818045 is a ConnectX-5 Ex network interface card (NIC) featuring two QSFP28 ports. It is designed for high-performance computing, AI/ML workloads, and demanding data center applications requiring high bandwidth and low latency.
Technical Information
| Controller | Mellanox ConnectX-5 Ex |
| Number of Ports | 2 |
| Port Speed | 100Gb/s |
| Port Type | QSFP28 |
Additional Specifications
| Interface | PCIe Gen 4.0 x16 |
| Technology | Ethernet |
| Form Factor | PCIe Adapter |
Product Description
The Dell A9818045, powered by the Mellanox ConnectX-5 Ex controller, is a cutting-edge dual-port 100GbE network adapter designed for the most demanding data center and high-performance computing environments. Each of its QSFP28 ports can achieve speeds of up to 100 Gigabits per second, providing massive bandwidth for data-intensive applications such as AI/ML training, big data analytics, and high-frequency trading. This NIC utilizes a PCIe Gen 4.0 x16 interface, ensuring that the full throughput of both 100GbE ports can be sustained without becoming a bottleneck. The ConnectX-5 Ex architecture is optimized for low latency and high efficiency, incorporating advanced features like RDMA (Remote Direct Memory Access) over Converged Ethernet (RoCE) and support for NVMe over Fabrics (NVMe-oF). These technologies enable direct memory access between hosts and storage, significantly accelerating data transfers and reducing CPU overhead. Furthermore, the A9818045 supports technologies like GPUDirect, which allows GPUs to directly access network data, and SR-IOV (Single Root I/O Virtualization) for enhanced virtualization performance. Its robust feature set makes it an ideal choice for modern cloud infrastructure, high-performance storage networks, and any application where maximum network throughput and minimal latency are paramount.
