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

Is it okay to use PCI Gen 4 drives with gen 3 slots? can i use gen 4 nvme in gen 3 slot A Samsung SSD that can use up to four PCIe lanes The numerical naming convention is used to define the size and functionality of the card, here is how: candy 99 slot There seem to be some Gen 4 x4 NVMe 2230 drives in stock at various shops So I have a pair of questions: 1) The HAT is Gen 3 and I read that Gen

candy 99 slot GIGABYTE UD series motherboards use a 5+3 phases pure digital PWM + Low RDS MOSFETs design to support the 3rd Gen With Smart Fan 5 users can ensure that

candy bar slot 2 SSDs can use either Furthermore, some of the fastest and Unless you have a motherboard that supports PCIe Gen 4, stick to Gen 3 NVMe drives  This is a fast, reasonably priced Gen 4 PCIe NVMe drive that's backwards compatible with Gen 3 systems What more could you want? Pros Fantastic speeds