Outstanding quality and value! Treat this as1 sata and 1 nvm slot.

nvm slotAn NVMe SSD (Non-Volatile Memory Express Solid State Drive) is a type of storage device that uses the NVMe protocol to connect to a computer via the PCIe (PeripheralThe ‘Key M’ or ‘M key’ slot is specifically for PCI-E SSDs aka NVME SSDs which are currently the fastest SSD type that one can buy. The ‘Key B’ slot is for M.2 SATA SSDs.