The Vantec 2-Port SATA II 300 PCIe Host Card w/RAID is the easiest way to update any computer with SATA & eSATA ports. Once installed, this host card will add two SATA ports with two independent channels. This allows support of two SATA devices at speeds of up to 3Gb/s whether it is an -- SATA hard drive or SATA device. Equipped with RAID 0 (Striping), RAID 1 (Mirroring) or Individual mode, this card has it all. The Vantec 2-Port SATA II 300 PCIe Host Card w/RAID is the easiest way to update any computer system.