Is it okay to put Gen 3 SSD in my motherboards Gen 4 pcie slots?

nvme pcie 4 0 in 3 0 slot   Dan nvme 40 in 30 slot

With options for 1x, 2x, 4x, 8x, and 16x slot configurations, PCI Express doubles the speed of PCI Express , increasing performance from

Not asked, but nice to know: A PCI-e v3 card will run fine on an PCI-e v2 slot  2 Slot is from the Ryzen 7 5700G then it will only support PCIe Found this tech site that explains that a Motherboard can have both PCIe and slots

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