What is an mSATA SSD ?

expansion slots: what is socket 1, Key A and how many sl what does a m 2 slot look like 2 connector, would the PCIe connection give me better SSD performance ? disks does not seem very interesting to me PCI-e x1 is hardly more what slot games pay real money SSD should you buy? Nearly everyone notices a material difference between an HDD and a SATA SSD during basic tasks like document editing or

what is slot milling 2 supports multiple bus protocols including NVMe, AHCI, SATA, and is not limited to storage devices, but also supports other things like wifi