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Dell QL45212HLCU-DE 2-Port 25Gbs SFP28 PCIE 3.0 Network Card
- 2 x 25Gb/s SFP28 ports
- PCIe 3.0 x8 interface for high bandwidth
- Supports 25GBASE-SR, 25GBASE-LR, and other SFP28 transceivers (transceivers sold separately)
- Ideal for modern data centers and cloud infrastructure
- Low latency for demanding applications
- Designed for high-performance servers
- Supports advanced features like RoCE (RDMA over Converged Ethernet) and NVMe-oF
- Hardware offload engines for TCP/UDP/IP
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Typically 1-2 handling + 3-7 transit days
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Product Overview
The Dell QL45212HLCU-DE is a high-performance dual-port 25 Gigabit Ethernet (25GbE) network adapter based on the SFP28 interface. Designed for PCIe 3.0 slots, this adapter delivers exceptional throughput and low latency, making it ideal for demanding enterprise workloads, cloud environments, and high-performance computing. Each port supports 25Gb/s speeds, enabling rapid data transfer and efficient network communication.
Technical Information
| Port Speed | 25Gb/s |
| Connector Type | SFP28 |
| Interface | PCIe 3.0 x8 |
| Number of Ports | 2 |
Additional Specifications
| Manufacturer | Dell |
| Model | QL45212HLCU-DE |
| Technology | 25GbE |
Product Description
The Dell QL45212HLCU-DE network adapter represents a significant leap in network performance, offering dual 25 Gigabit Ethernet connectivity through SFP28 interfaces. This adapter is engineered to support the increasing bandwidth demands of modern data centers, cloud computing platforms, and high-performance computing clusters. By leveraging the PCIe 3.0 x8 interface, it ensures that the full 25Gb/s speed of each port can be utilized without introducing bottlenecks, facilitating rapid data movement and reducing application latency. This adapter is designed for versatility, supporting a wide range of SFP28 transceivers, allowing for flexible deployment across various network topologies and distances. It is particularly well-suited for environments that benefit from technologies like RDMA (Remote Direct Memory Access) over Converged Ethernet (RoCE) and NVMe over Fabrics (NVMe-oF), which enable direct memory access between servers and storage devices, dramatically improving application performance and efficiency. Hardware offload capabilities for TCP/UDP/IP further reduce the burden on the host CPU, freeing up resources for critical workloads. As a high-end networking solution, the QL45212HLCU-DE is built for reliability and scalability in enterprise settings. It provides the necessary bandwidth and low latency for data-intensive applications, virtualized environments, and storage networking. Its advanced feature set and high-speed capabilities make it a cornerstone for building next-generation network infrastructures that demand maximum performance and responsiveness.