Does HP Z420 compatible with SATA or NVMe ssd?

Confused about , PCIe, SATA and NVMe SSDs? The experts at Crucial explain all you need to know about form factors, physical interfaces and more

2 SSD? SATA vs M2 NVMe; B key, B+M key, and M key; Length Make sure to check the manual of your motherboard which slot you have

m2 expansion slot 2 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' keyed SATA ones,

m2 nvme slot Comments399 mdd1963 SATA is just a complete wasted slot ; all slots should be dual