PCIe vs NVMe: What's the difference?

With this AMPCOM NVMe SSD PCI-E X4 Adapter, you could add a NVME SSD on your motherboard without slot With the channel of PCI-E X4,

BUT you go buy the off brand no name cheaper 1TB Gen 4 NVME for lets say, 70$ (6-7K read

pcie 4 ssd in pcie 3 slot With the previous generation, the maximum bandwidth available on an slot with its four PCIe lanes was 4GBs, so read and write speeds on

pciex1_1 slot PCIe Gen 4 offers a massive upgrade over the traditional PCIe Gen 3 SSD The new standard almost doubled the transfer speeds as compared to