8 SATA 3.0 ports, extensive expansion The board is equipped with 2 SFF-8087 Mini-SAS interfaces, each of which can connect to 4 SATA hard drives. In total, it supports 8 SATA 3.0 devices (HDD/SSD) Suitable for setting up RAID arrays and large-capacity storage pools 2. 6Gbps High-speed Transmission Each SATA port has independent bandwidth, up to 6Gbps (SATA III) Maximize the reading and writing performance of SSD, and handle multiple HDD disks concurrently without any stress. Downgrade compatible with SATA II/I 3. PCIe interface, plug-and-play Standard PCI Express interface, compatible with x4/x8/x16 slots No driver installation required (driver-free for some systems) Support Windows, Linux, and NAS systems (such as TrueNAS, Unraid)