Buy Tobo 1x PCIe NVMe SSD + 2X SATA SSD PCIe x4

is just the slot Not all drives are NVMe drives can be SATA or NVMe Having said that, even with an NVMe drive in an PCIe

*Follow the steps below to install your SSDs if the PCIe slot of your motherboard can read only three SSDs on model list One SSD

pcie 20 x1 slot Primary riser cage connector, connected to processor 1 or the southbridge PCIe 3-slot riser cage* PCIe 2-slot x16 riser cage 1

pcie 4 slot In its simplest form, PCIe is a point-to-point connection between two PCIe compatible devices, typically a motherboard and an expansion card or storage device