Serial ATA Standards

From Thomas-Krenn-Wiki
Jump to navigation Jump to search

Serial SATA (SATA, S-ATA/Serial Advanced Technology Attachment) is a serial interface to transfer data from computer systems to storage devices such as hard drives or DVD drives. SATA is the successor to the earlier parallel IDE / ATA interface. SATA hard drives can also be connected to SAS controllers not only to SATA controllers.

SATA Standards

SATA 1.5Gb/s SATA 3Gb/s SATA 6Gb/s
Protocol revisions SATA revision 1.0 SATA revision 2.0[1] SATA revision 2.6[2] SATA revision 3.0[3] SATA revision 3.1[4]
Raw bandwidth (Gbit/s) 1,5 Gb/s 3 Gb/s 6 Gb/s
Encoding 8b/10b
Transfer speed (MB/s) 150 MB/s 300 MB/s 600 MB/s
NCQ unload yes yes yes
NCQ with isochronous data transfers yes[5] yes
Universal Storage Module yes[6]
required Link Power Management yes
Queued Trim command yes

References

External links

Related articles

I/O data throughput limits
Read out mainboard name
Serial Attached SCSI Standards Overview