. The HP QMH2572 8 Gb Fibre Channel Host Bus Adapter for Blade System c-Class is a PCI Express based Type A mezzanine card compatible with Gen 8 server blades. It is optimized for virtualization low power usage management security reliability availability & serviceability. While providing leading edge 8 Gb performance it is also backward compatible with 4 Gb & 2 Gb Fibre Channel speeds. Virtualization power & security The HP QMH2572 8 Gb Fibre Channel HBA is a Type A Mezzanine card compatible with HP Pro Liant Gen 8 server blades for Blade System c-Class. It allows multiple logical (virtual) connections to share the same physical port. Each logical connection has its own resources & the ability to be managed independently. It takes advantage of the QLogic Star Power technology ensuring a power efficient HBA. QLogics Star Power technology offers features such as power & bandwidth optimized intelligent PCIe link training & low-power switching power supplies. It enables SAN-level authentication fabric-level isolation & end-to-end data integrity. Features include; authentication through FC-SP data integrity through T10 CRC & access control in virtualized environments..