PCI-E NVME in PCI-E performance ardForum

Kinda odd he spent nearly 4 minutes talking about the difference between Gen 3 and Gen 4

Gen 4 is faster than Gen 3

pcie 4 ssd in pcie 3 slot Yes, the PCIe cards can indeed be installed in PCIe slots and vis-a-vis as the PCI interface is designed as forward and backwards-compatible However,

pci 1 slot 2 slot with its four PCIe lanes was 4GBs, so read and write speeds on SSDs couldn't exceed that figure With the fourth generation the maximum