The QLogic 10Gb CNA is a PCI Express 2.0 x4 10Gb Converged Network Adapter and is available for both IBM System x and IBM Power Systems servers. For IBM Power Systems, the adapter is known as the 10 Gb FCoE PCIe Dual Port Adapter (Feature 5708). The adapter connects to SFP+ Multimode Fiber SR optical modules. The System x version also supports SFP+ Active Copper cables, depending on the Ethernet switch used.