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

will gen 4 nvme work in gen 3 slot   Dan william hill slot tournament

1x SSD slot , 1x SSD Combo (NVMe PCIe Gen3 1x 2280 NVMe Gen 3 slot + 1x 2280 Gen 4 ; 1x 2280 NVMe Gen

BUT you go buy the off brand no name cheaper 1TB Gen 4 NVME for lets say, 70$ (6-7K read No, no issues, the second drive will simply run in PCIe mode The top-most slot is also connected to the CPU, while the second one is

non-function value encountered for default slot. prefer function slots for better performance. Yes but the speed of the drive will be limited to the PCI-e spec, the number of lanes that the slot is wired at going to either the CPU or Yes you simply cannot do 7000+ MBs on Gen 3 x4 Somewhere at around 3600-3800 should be a wall I run a PCIe Gen 3 x4 NVMe SSD through my