Exceptional price/performance, advanced management functionality that can shave days off installing and managing adapters, coupled with up to 3x better IOPS performance per watt, make IBM branded 16G Fibre Channel (16GFC) host bus adapters (HBAs) the clear choice for IBM System x servers. IBM 16GFC HBAs were designed to support the largest virtualized, cloud and mission critical database environments. The single-channel IBM 81Y1655 and dual channel IBM 81Y1662 feature the Emulex bullet-proof driver-stack, backward compatibility to 4 and 8G Fibre Channel HBAs and rock-solid reliability with a heritage that spans back to the first generation of Fibre Channel adapters to today's 16GFC adapters. Emulex is trusted by data centers the world-over, with more than 11 million HBA ports shipped and installed to date.