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 bus bandwidth fully maximizes NVMe SSDs performance, And dedicated PCIe 3.0 x4 bandwidth for each NVMe M. 2 SSD
4*NVMe SSD for 2242, 2260, 2280mm
This card does not rely on PCIe bifurcation supported by CPU or PCH Independent, Stand Alone NVMe SSD Solution
Supports Windows 10 & Later, Windows 2016 Server, & Linux Kernel 3.3 & later
Suitable for small sized M. 2 SSD
support PCI Express, It can get the
maximum bandwidth and transfer
rate while the 4 M. 2 SSD installed.
Supports Full-height Bracket and
Low-Profile Bracket