Installing an M2 SSD into an Optiplex 7040

2 standard contains variants with up to four PCIe lanes, one SATA 6 Gbs and or one USB port So it is possible to connect PCIe as well as SATA SSDs

is a type of port which is an interface into a SATA controller, or a miniaturized PCIe slot, or both

m2 sata slot slot of my motherboard, but an old kingston drive works in both slots 2 SATA SSD just fine in the M2_2 slot Which processor are you

m2 pcie 40 in 30 slot SATA is a standard interface used to connect storage devices to a motherboard Instead of slots, motherboards have SATA connectors or ports SATA