is there a difference in m2 slots?

setup is easy you will need to use one of the PCIe x16 Slots the actual PCIe x4 Slot is only Version and not like all the other Slots

2 SSDs use the PCIe interface, which allows for much faster data transfer rates than SATA SSDs, which are limited by the SATA interface SSDs can achieve

which lottery is easy to win NO M2 port, going M2 to SSD defeats the purpose of having the M2 drive Buy standard SSDs unless you're 100% sure you have the right ports -

which lottery is easiest to win Some motherboards will only have one slot that can run at NVMe PCIe bandwidth, whereas others may be restricted to using SATA bandwidth