Transfer Rates of Various Interfaces

• Fast SCSI - 10/20 MB/s

• Ultra SCSI - 20/40 MB/s

• Ultra2 SCSI - 40/80 MB/s

• Ultra3 SCSI - 80/160 MB/s

• SSA - 20 MB/s

• SSA-2 - 40 MB/s

• Fibre Channel - 100 MB/s

• EIDE - 33 MB/s

• 1394 Firewire - 10 MB/s

• 1394A - 40 MB/s

• ISA Bus - ? MB/s

• PCI Bus - 133/266 MB/s

• PCI Bus (64 bit) - 266/532 MB/s

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The first figure given for SCSI transfer rates refers to the transfer rates achieved over narrow buses. The second figure refers to wide buses.

The first figure for PCI bus transfer rates refers to standard clock speeds. The second figure refers to high (doubled) clock speeds.