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Dell NNJ2M ConnectX-4 2x 100GbE Gigabit PCIE Server Network Adapter
- Dual 100 Gigabit Ethernet (GbE) ports for high-speed network connectivity.
- Mellanox ConnectX-4 controller for advanced networking features and performance.
- PCIe Gen3 x16 interface for maximum bandwidth to the host system.
- Supports RDMA (Remote Direct Memory Access) over Converged Ethernet (RoCE) for low latency.
- Ideal for high-performance computing (HPC), storage, and cloud environments.
- Offloads TCP/UDP/IP processing to the network adapter.
- Provides high throughput and low latency for demanding applications.
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Product Overview
The Dell NNJ2M is a high-performance server network adapter featuring Mellanox ConnectX-4 technology. It provides dual 100GbE ports via a PCIe interface, designed for demanding network workloads in data centers and high-performance computing environments.
Technical Information
| Adapter Type | Network Adapter |
| Brand | Dell |
| Part Number | NNJ2M |
Additional Specifications
| Controller | Mellanox ConnectX-4 |
| Ports | 2x 100GbE |
| Interface | PCIe Gen3 x16 |
Product Description
The Dell NNJ2M, powered by the Mellanox ConnectX-4 controller, is a cutting-edge server network adapter engineered to meet the extreme bandwidth and low-latency demands of modern data centers. Equipped with dual 100 Gigabit Ethernet (GbE) ports, this adapter significantly enhances network throughput, making it an ideal solution for high-performance computing (HPC) clusters, large-scale storage networks, and demanding cloud infrastructure deployments. The adapter utilizes the PCIe Gen3 x16 interface, ensuring that the network can keep pace with the processing capabilities of the server. Beyond raw speed, the ConnectX-4 technology integrated into the NNJ2M offers advanced features designed to optimize network performance and reduce CPU overhead. This includes support for RDMA (Remote Direct Memory Access) over Converged Ethernet (RoCE), which allows network traffic to bypass the operating system kernel and access memory directly, dramatically reducing latency for inter-server communication and storage access. Furthermore, the adapter offloads common network protocol processing tasks, such as TCP/UDP/IP checksums and segmentation, from the server's CPU, freeing up valuable processing resources for applications. This network adapter is a critical component for environments that require high-speed data movement, such as big data analytics, financial trading platforms, and large-scale scientific simulations. Its robust design and advanced feature set ensure reliable and efficient network connectivity, enabling organizations to maximize the performance of their server infrastructure and accelerate their most demanding workloads. The Dell NNJ2M represents a significant step forward in server networking capabilities.
