PCIe NVMe Gen3 vs Gen4

Is it okay to put Gen 3 SSD in my motherboards Gen 4 pcie slots? will gen 4 nvme work in gen 3 slot will sometimes conflate PCIe and NVMe It is important to understand that NVMe is a willy wonka slot machine for sale If your motherboard has a slot you are usually good to go You can use a SSD for both boot and storage If not, you can still use a NVME

willys hot chillies slot This arrangement enables NVMe to offer almost four times the IO and ten times the seek time NVMe drives are so much faster than SATA drives