Full Details on Amazon.com : http://www.amazon.com/gp/product/B0044CPEUQ?tag=tsukuyomi-20<br /><br />HighPoint RocketRAID 2721 4-Port Internal / 4 Port External SAS 6Gb/s PCIe 2.0 x8 RAID HBA<br /><br />6Gbs 600MBs data transfer rate <br />Major OS support includes Windows Linux Free BSD and Mac OS X 107x Lion only for RocketRAID 2722 and 2744 <br />PCI-Express 20 x8 <br />1 External 1 Internal Mini-SAS ports <br />RAID level 0 1 5 10 50 and JBOD <br />Low Profile
