The Lenovo ThinkSystem QLogic QL41134 PCIe 10Gb 4-Port Base-T Ethernet Adapter is an advanced networking solution that features four 10GBASE-T ports, providing high-speed connectivity for servers and switches. With a PCI Express 3.0 x8 interface, this adapter supports Universal Remote Direct Memory Access (RDMA), enabling efficient data transfer and reduced latency. It is ideal for environments that require robust network performance, such as virtualization and converged infrastructure, while still utilizing existing RJ45 copper wiring. The adapter is compliant with various IEEE standards and supports a range of advanced features including Data Center Bridging (DCB), Energy-Efficient Ethernet (EEE), and more, making it a versatile choice for modern data centers.