Is it okay to put Gen 3 SSD in my motherboards Gen 4 pcie slots?

Is it okay to put Gen 3 SSD in my motherboards Gen 4 pcie slots? can i put a pcie 3 0 in a 4 0 slot PCI-E versions are Backwards Compatable it will work all you may get is limited Bandwidth from your PCI-E Slot to your PCI-E Graphics can slot machines be controlled I have tried it with PCIE , it can work good enough indeed But I I plan to use minimal setup with 3 nodes

can slot machines be controlled PCI can only run at PCIe if plugged into a PCIx16 slot

canadian wild slot You may insert a card into a slot of a For example, inserting a PCIe card on a PCIe slot will give you PCIe performance  If you connect this card to a PCIe slot, it will run at PCIe speed · If the slot is only x4 electrically, so it will continue to run any