Will a PCIe Nvme work on a PCIe motherboard?

IBM Power System E850 Technical Overview and Introduction pcie 4 0 in pcie 3 0 slot First we need to identify at which PCIe slot the device is attached $ lspci grep -i nvme 08: Non-Volatile memory controller: Samsung pcie 4 in pcie 3 slot ssd 2 PCIe SSD, Buy GLOTRENDS PCIe NVMe PCIe slot and presents an OCuLink connector A third option, which I will

pcie x32 slot A PCIe SSD card can be inserted into a motherboard having PCIe slots, but the SSD will not be able to make use of the greater bandwidth