What does the X4 mean in an PCIe Gen X4 NVME drive?

Jawabannya Bisa Tapi ssd gen4 yang dipasangkan kecepatannya akan mengikuti slot gen3 jadi tidak maksimal

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m24 slot The card physically has an X4 interface, so it could be plugged into an X4, X8, or X16 slot It can still physically only access 4 lanes (else

m2 pcie 40 in 30 slot socket 3, Key M, Processor is AMD Ryzen Is a half-length PCI Express x8 Gen 3 card compatible with a PCIe x4 Gen3 slot?