Star Tech-com-PCI-Express-PCIe-SATA-Controllers-with-RAID-Capability-Star Tech-com-PEXSAT34RH-P-The-Startech-com-PEXSAT34RH-4-Port-PCI-Express-2-0-SATA-Controller-Card-adds-4x-AHCI-SATA-III-ports-to-a-computer-through-a-PCIe-slot-x 2-delivering-multiple-internal-6 Gbps-connections-for-high-performance-hard-drives-&-Solid-State-Drives-SSDs-Featuring-Hyper Duo-technology-the-SATA-card-offers-SSD-auto-tiering-which-lets-you-balance-the-performance-advantages-of-SSD-storage-with-the-cost-eff