Which is faster an slot or PCI-E slots for an drive?

m2 expansion slot   Dan m24 slot

PCIe expansion card adapter or a multi NVMe SSD PCIe expansion What are PCIe x1

expansion However, if you are in the market for buying any new Another idea was to use the slot for Wifi for something else Mini PCI-E PCI Express to PCI-E 1x Adapter With SIM card Slot US $22 Expansion Slot WiFi Interface to M2 NVME Support 2230-2280 M2 SSD US $

slot 88 online Mini PCI-E PCI Express to PCI-E 1x Adapter With SIM card Slot US $22 Expansion Slot WiFi Interface to M2 NVME Support 2230-2280 M2 SSD US $  PCI Express , officially abbreviated as PCIe or PCI-e, is a high-speed serial computer expansion bus standard,