Of course, these days, you are more likely to find some version of SATA and — lately — NVME ... complicated termination and expensive cables. So SCSI rapidly lost ground in the PC, and as ...
In contrast, the consumer-oriented SATA interface has only one channel. The Serial SCSI Protocol (SSP) is used for SAS drives, and the Serial ATA Tunneling Protocol (STP) is employed for SATA drives.