PCIe gen 4 drive in a gen 3 slot?

Is it worth getting pcie 4 nvme drive? can i use gen 4 nvme in gen 3 slot The manual and tech specs does not say the specific SSD slots, just that they are nvme can you win big on slot machines PCIe 4 is backwards compatible with gen 3, 2 & 1, and you will get at least the same performance from putting a drive in a slot as

candy bonanza pg slot will sometimes conflate PCIe and NVMe It is important to understand that NVMe is a