M vs : What's the Difference?

m 2 ssd slot   Dan markastoto slot

2 SSDs These are usually dual-keyed with notches for both the B and M keys SATA only slots will usually use the B key

I've had some troubles finding what exactly fits into this thing From the white sheets it looks like it will take a 42mm or 60mm pcie ssd  2 slots Check SSD slot on laptop #2 Select One Of the Best SSD in 2024 Here are two important factors that

slot besplatno SSDs with B+M keying maximize compatibility in both slots, and will operate with 2x lanes of bandwidth SSD keying M , pronounced m dot two and formerly known as the Next Generation Form Factor , is a specification for internally mounted computer expansion cards