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What is a SCSI Card?

April 26, 2017card SCSI

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What is a SCSI Card?

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SCSI (pronounced scuzzy) is short for Small Computer System Interface, and the SCSI card controls various SCSI devices. SCSI devices might be hard drives, optical drives, scanners or tape drives. A SCSI card is inserted into a PCI slot inside the computer. SCSI is a competing technology to the more standard IDE (Integrated Drive Electronics). Most hard disks are IDE, but the IDE controller card is integrated into the motherboard. If SCSI components are desired, a SCSI card is required. There are various versions of the SCSI card that feature different connectors as the technology has evolved. • 25-pin SCSI card controls original SCSI devices • 50-pin SCSI card controls Narrow (8-bit) SCSI-2, FastSCSI, and Ultra SCSI devices • 68-pin SCSI card controls Wide (16-bit) Ultra-Wide, Ultra2, Ultra 160, and Ultra 320 devices Many people prefer SCSI to standard IDE as SCSI technology is much faster. SCSI drives are popular in servers and among power users. A SCSI card has its own processing chi