Which slot should I use for my SSD?

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

Nowadays, it is widely used for magnetic hard drives and SSDs in format as well as for the slot In the case of SSDs, it is

m2 sata slot Key Types All drives are “keyed” at one end so as to prevent the end-user from inserting them in an incompatible socket PCIe NVMe drives are 'M'

m2 expansion slot What Is SSD SSD is a new type of interface in SSD, but different from the traditional SSD, SSD looks like a gum which is