host adapter
device which connects a computer, which acts as the host system, to other network and storage devices
disk array controller
computer device that manages a hardware RAID array
root complex
controller that connects the CPU to the PCI Express bus
floppy-disk controller
circuitry that controls reading from and writing to a computer's floppy disk drive
converged network adapter
computer input/output device
Caching SAN adapter
host bus adapter (HBA) for storage area network (SAN) connectivity which accelerates performance