Can I use a Nvme gen4 on a gen3 motherboard

Looking at Amazon there is PCIe Gen 3 NVME and PCIe Gen 4 NVME for sale 2 slots are wired AFAIK there's no way to query it beforehand

I believe both slots are generation 3 because chapter 1 of the manual indicates that HP only offered Gen 3 NVMe SSD's in the model series and

can you make a living playing slot machines All new servers support PCIe Gen 4 for all front drive bays and onboard slots · Broadcom® Tri-mode storage adapters supported: R152-Z33, R272

canada slot machines  An 2280 solid-state drive , 22 mm wide and 80 2 slots on motherboards and other devices do not support all SSD sizes