PCI-E NVME in PCI-E performance ardForum

1x is 250 MBs, 1x is 500 MBs, 1x is 985 MBs, 1x is GBs, etc This is faster than the SATA interface for old

As the subsequent iteration of Gen3, Gen4's data transfer rate is twice that of PCIe Gen 3, enabling PCIe Gen 4 devices to transfer data at a faster speed

m2 pcie slot 2 GTs PCIe Gen2 4 GTs PCIe Gen3 8 GTs

m2_1 slot I had an Asus HYPER X16 GEN 4 CARD for 4 Nvme but it's OK for only one slot I should change to x4x4x4x4 in my bios Another idea was to