M vs : What's the Difference?

Confusion between and NVMe : rbuildapc m2 vs nvme slot But not all SSDs are created equal If you have an NVMe-capable slot on your motherboard, then this is where to install your system drive Some of the m2 pcie slot 2 SSDs which offer much higher performance numbers than SATA SSDs As a result, they require the connector, meaning you can only use an NVMe SSD with a PCIe

m2 pcie 40 in 30 slot Not correct All slots are the same and can fit either M or B + M keyed SSDs The slot is