Main control chip solution: PLX8747. Access bus: PCIe 3.0 x8. Supported devices: 4 M. 2 NVMe SSD hard drives support 2230, 2242, 2260, 2280 module formats. PLX PEX8747 Switch Controller has a PCIe 3.0 x16 upstream port as well as four PCIe 3.0 x4 downstream ports. Dedicated PCIe 3.0 x16…