PN: 749976-B21 - 749997-001

H240ar smart host bus adapter (HBA) board -Adaptive RAID On Chip(AROC) daughterboard controller - Has two internal x4 mini-SAS ports - For up to 12Gb/sec transfer rate SAS and 6Gb/sec transfer rate SATA, 4GB FBWC (flash based write cache) ;