PCIe vs PCIe : What's the difference?

I have a 2021 asus tuf gaming laptop with pcie slot should i go with the 970 evo plus or the aorus gen 4 ssd Weirdly enough, these are priced the

x4 NVMe SSDs directly use PCIe bus protocol, and so can be directly plugged into a full-size PCIe slot using a simple passive adapter But there

pcie 4 card in pcie 3 slot Well, while it might have some of the standard features of a regular Gen 4 NVMe drive, what with its four lanes of PCIe connectivity and the

pciex4 slot 5 Place that in PCIe slot 4 which is a PCIe generation 3 slot with x8 electrical lanes The card is PCIe3 x4 Note that the