8/30/2023 0 Comments Sas cable![]() ![]() Often abbreviated as SATA, Serial ATA is an evolution of the Parallel ATA physical storage interface. In addition, SAS drives can be hot-plugged. SAS is a performance improvement over traditional SCSI because SAS enables multiple devices (up to 128) of different sizes and types to be connected simultaneously with thinner and longer cables its full-duplex signal transmission supports 3.0Gb/s. Serial Attached SCSI (SAS)Ībbreviated as SAS, Serial Attached SCSI, an evolution of parallel SCSI into a point-to-point serial peripheral interface in which controllers are linked directly to disk drives. In contrast to multiple parallel data stream, data is transmitted serially, that is in a single steam, by wrapping multiple bits into packets and it is able to move that single stream faster than parallel technology. It is the architectural limitations of the parallel interfaces that serial technologies like SAS and SATA address. So, what do parallel interfaces have to do with SAS ( Serial Attached SCSI) and SATA ( Serial ATA) drives? A lot, actually. ATA is used to connect hard disk drives, CD-ROM drives and similar peripherals and supports 8/16-bit interface that transfer up to 8.3MB/s for ATA-2 and up to 100MB/s (ATA-6). ATAĪlso known as IDE, ATA is a disk drive implementation that integrates the controller on the disk drive itself. SCSI interfaces provide for data transmission rates (up to 80 megabytes per second). Nearly all Apple Macintosh computers, excluding only the earliest Macs and the recent iMac, come with a SCSI port for attaching devices such as disk drives and printers. Short for small computer system interface, a parallel interface standard used by Apple Macintosh computers, PCs and many UNIX systems for attaching peripheral devices to computers. Common parallel interfaces include SCSI and ATA. Almost all personal computers come with at least one parallel interface. ![]() A parallel interface is a channel capable of transferring data in parallel mode that is transmitting multiple bits simultaneously. The need for increased bandwidth and flexibility in storage systems made the SCSI and ATA standards an inefficient option. This guide is designed to help you understand the differences between parallel and serial interfaces, including SCSI, ATA, SAS and SATA.įor years the parallel interface has been widely used in storage systems. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |