Adapter Card 4 Port M.2 NVMe SSD to PCIE X16 M Key Hard Drive Converter Reader
The motherboard supports PCIE split function, which can be set to PCIE X4X4X4 or 4X4 mode. The motherboard supports PCI‑E RAID function. For ASUS motherboard supports the function of HyperM.2X16 expansion card.