4 Internal SATA 6Gb/s PortsCompatible with SATA 6G, 3G and 1.5G Hard DrivesPCI-Express x1 Interface is Compatible with PCI-Express x2, x4, x8, and x16 slotsHyperDuo is configured with at least 1 hard disk drive (HDD) and up to 3 solid state drives (SSD). By embedding automated tiering technology into the chipset.IO Crest 4 Port SATA III PCI-express x1 Controller CardAdd Four Internal SATA III Ports To A Computer Through A PCI-e x1 Slot.Support for up to four internal hard drives using latest SATA III specificationThe SI-PEX40064 4 port SATA III PCI-e 2.0 x1 controller card Marvell 88SE9215 chipset adds four SATA III ports to a computer through a PCI-e 2.0 x1 slot, delivering multiple internal 6Gbps connections for SATA III hard drives and SSDs. With full support for SATA 3.0 hard drives and data transfer speeds of up to 6 Gbps, the controller card features a native PCI Express single chipset that provides enhanced compatibility, reliability and performance for SATA 600 MB/s storage needs.Speeds of 6.0 Gbps, 3.0 GbpsThis adaptable add-in card gives SATA III connectivity 6Gbps, while remaining backward compatible with PCIe 1.x. Its support the communication speeds of 6.0 Gbps, 3.0 Gbps, and 1.5 GbpsColour:greenMaterial:ABSSize:11 x 8 x 1cmPackage Contents:1 x PCIe Controller CardOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.