Intel\'s family of adapter, the Intel\' Ethernet Converged Network Adapter X520 with SFP+ connectivity, is the flexible and scalable Ethernet adapter for today\'s demanding data center environments. Data center networks are being pushed to their limits. The escalating deployments of servers with multi-core processors and demanding applications such as High Performance Computing (HPC), database clusters, and video-on-demand are driving the need for 10 Gbps connections. Customers require flexible and scalable I/O solutions to meet the rigorous requirements of running mission-critical applications in virtualized and unified storage environments.