HDDs, SSDs and friends in the enterprise world

Serial-ATA - faster and better then ATA
- (which was renamed to PATA - Parallel ATA)
Due to electrical signalling issues - serial protocols scale better then parallel protocols.
and require simpler, thinner and cheaper cables.
Supports command queuing (NCP) at the controller level.
Today, most PCs come with SATA disks.

Originally written by