The QLogic 16Gb FC Single-port and Dual-port Host Bus Adapters (HBAs) for IBM® System x® are sixth generation Fibre Channel Adapters. They offer 16 Gbps line-rate performance at extremely low CPU utilization with full hardware offloads. Support for powerful virtualization features make this adapter ideal for virtualized environments that need excellent I/O performance to service growing numbers of virtual machines (VMs).