1) Ultra160 SCSI is a SCSI-3 standard which supports a 16 bit bus width with data speeds at 40 megahertz double clocked and a throughput of 160 megabytes per second.
2) Ultra160 SCSI is a SCSI-3 standard that supports a 16 bit bus width with data speeds at 40 megahertz double clocked and a throughput of 160 megabytes per second.
Top answer
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— BarbaraPA
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If the SCSI-3 has several standards, only one of which supports the 16 bit bus (which should be 16-bit bus), and you need to differentiate that as being the correct standard, use "that."