Ubuntu supports both SATA and legacy ACHI mode for SATA hard disks. SATA allows for faster data transfer, while ACHI allows SATA drives to be read by computers whose operating systems don't have SATA ...

In other words, if I already have a system with all six SATA ports taken up (1 SSD boot drive, 1 DVD-RW, and 4 HDDs), would I have to sacrifice any of those devices if I connected an NVMe to my M.2 ...