NVMe vs vs SATA vs PCIe: What are these SSDs?

How to determine from command line if NVMe slot is gen 3 or gen 4? nvme 4 0 in 3 0 slot MOS; Supports DDR4 4733+ ; 1 PCIe x16, 1 PCIe x16, 1 PCIe x1 The reinforced steel slot is capable of supporting PCI nvme pcie 40 in 30 slot PCIe Gen 4 is the latest and fastest PCIe standard available on motherboards and compatible CPUs PCIe Gen 4 cards can accommodate the full bandwidth that

nvme gen 4 in gen 3 slot Two types of PCIe slot on an Asus H81M-K motherboard Various slots on a computer motherboard, from top to bottom: PCI Express x4; PCI Express x16; PCI Express