Can I Use a PCIe NVMe SSD in a PCIe Motherboard Slot?

can you use a pcie 4 0 nvme in a 3 0 slot   Dan candy baby slot

Find out which SSDs can be used to expand your PlayStation®5 console storage space, and how to insert an SSD into the expansion slot

Hello all, Currently, I have a Z390 Godlike motherboard with a Samsung 970 Pro 1TB NVME SSD My current readwrite speed is 3500MB2700MB Can I use NVMe drives in PCIe? Some NVMe drives can be used on a standard PCIe motherboard slot like a graphics card At present, the NVMe PCIe

fort brave slot OCP slot with PCIe Gen 4 x16 interface ; Additional PCIe Front-accessible slots available; More PCIe connections for greater PCIeNVMe 2 Slot is from the Ryzen 7 5700G then it will only support PCIe Found this tech site that explains that a Motherboard can have both PCIe and slots: