What does slots and SATA ports share the bandwidth mean?

2 port, an drive can still be connected using an adapter card that fits a PCIe slot SATA SSDs SATA drives are becoming an

The small form factors of mSATA cards make them a good fit for SATA storage expansion on space-confined systems such embedded computers, IoT

m2 pcie slot Yet there are 5 SATA ports in the bios…and the M2 stick is showing up in that 5th port That much makes sense to me The 'problem' is

m2 slot is a formfactor It can be both SATA and NVMe With the use of a 960 normally disable 2 sata ports only the manual will