The Smart Array 642 Controller is a 64-bit, 133MHz PCI-X, dual channel, SCSI array controller for entry-level hardware-based fault tolerance that allows you to configure up to 6 internal and 14 external hard drives to store up to 2.9 TB of storage.
Smart Array 642 Ultra320 SCSI controller board with 64MB cache - 64-bit, 133MHz, PCI-X PC board - Does not include cache memory module or battery, Refurbished
The Smart Array 642 Controller is a 64-bit, 133MHz PCI-X, dual channel, SCSI array controller for entry-level hardware-based fault tolerance that allows you to configure up to 6 internal and 14 external hard drives to store up to 2.9 TB of storage.
HPE SmartArray 642, SCSI, PCI-X, 0, 1, 0+1, 5, 0.320 Gbit/s, 64 MB, DDR
HPE SmartArray 642. Supported storage drive interfaces: SCSI, Host interface: PCI-X. RAID levels: 0, 1, 0+1, 5, Data transfer rate: 0.320 Gbit/s, Internal memory: 64 MB. Maximum supported storage capacity: 6 TB, Supported protocols: Ultra320, Ultra3, Ultra2, External ports: 1 x Ultra320-SCSI LVD VHDCI 68-pin