1 x pcie 3 0 x16 slot ✓ ExpressSlot MB204MP-B Removable 4 Bay NVMe SSD to PCIe

1 x pcie 3 0 x16 slot
The common PCI Express slots we see on motherboards are PCIe x1, PCIe x4, PCIe x8, and PCIe x16 The number that comes after the x letter tell1 x pcie 3 0 x16 slot PCI-E 1x to 16x Slot Riser Card PCIe X1 X16 Extension Cable 10-100CM Support Graphics Video Card $

1 x pcie 3 0 x16 slotSo A PCIe x16 slot with x4 lanes supports bandwidths up to 8GBs, and a PCIe x16 slot with x1 lane supports up to 1GBs As for which is

1 x pcie 3 0 x16 slot PCIe controller and at least one x16 slot 2 x PCIe x16 1 x PCIe x16