Kingwin PCI Serial ATA Host Controller Card with Raid Function (U2PCI-1) SATA host controller chip with 32-bit interfacing Supports two independent SATA ports with data transfer rate up to 1.5 Gb/s Built-in 256 byte FIFO per port for fast read/write operations SATA host controller chip with 32-bit interfacing Supports two independent SATA ports with data trasfer rate up to 1.5 Gb/s Built-in 256 byte FIFO per port for fast read/write operations