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

There is a single PCIe v2 lane between the SoC and the USB controller most NVMe drives are designed to use

Each X4 slot capable of 4GBs, so its better to have one device per slot NVMe compliant with APSTASPM power management support

which slot machines pay the best 2020 A slot that can do SATA will have the M key andor B key A slot that cannot do SATA will not have either the M or B key, but others instead

which ram slot for 1 stick Which expansion slot is used by an NVMe compliant device? 1 PCI 4 SATA 3 PCIe The Non-Volatile Memory Express specification