Of course, these days, you are more likely to find some version of SATA and — lately — NVME connectors. But a standard predating all of this was very common in high-end systems: SCSI.

There was a time when high-performance disk drives used SCSI — the Small Computer System Interface — and everything else was kid stuff. Now, advanced forms of SCSI are still around but there ...

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.

A group of SCSI peripherals daisy chained together. The cable goes from the host adapter into device #1, then from #1 to #2 and so on. See SCSI. THIS DEFINITION IS FOR PERSONAL USE ONLY.