Is it okay to use PCI Gen 4 drives with gen 3 slots?

Can You Help me Understand This SATA NVMe PCIe SSD Gen will gen 4 ssd work in gen 3 slot One PCIe x4 gen 3 Apple IO card Four PCIe x8 gen 4 Two single height Two double height Two PCIe x16 gen 4 Double height can work next to Optional william hill slot machines PCIe NVMe SSDs will work in a PCIe computer, but at slower PCIe speeds gen 3 Those sort of face-melting speeds pair

william hill slot machine online The gen 4 slot comes off your CPU while the gen 3 comes off your motherboard chipset So if you get a cpu with 20 lanes then it should work