Hardware Architecture
 
Model
 RocketRAID 640 RocketRAID 644 RocketRAID 620 RocketRAID 622
PCI-Express Bus Lanes
 2.0 x4 2.0 x 4 2.0 x1 2.0 x1
SATA 6Gb/s RAID Controller
Marvell 88SE9128
Marvell 88SE9128 Marvell 88SE9128 Marvell 88SE9128
SATA Interface
 SATA 3.0 SATA 3.0 SATA 3.0 SATA 3.0
Port / Connector Type
 4 SATA 4 eSATA 2 SATA 2 eSATA
RAID Level
RAID 0,1,5,10, JBOD RAID 0, 1, 5, 10, JBOD RAID 0,1,5,10, JBOD RAID 0,1,5,10, JBOD
Form Factor
 Low Profile Full Height Low Profile Low Profile
Board Dimensions
4.33¡¨L x 2.44¡¨ H 3.46¡¨L x 4.17¡¨ H 3.99¡¦L x 4.16¡¦H 3.99¡¦L x 4.16¡¦H
Alarm/Buzzer
 Yes Yes Yes Yes
Activity/Failure LED
 Yes N/A Yes N/A
SAF-TE Connector
 Yes Yes Yes Yes
Port Multiplier
Up to 20 Hard Disks Up to 20 Hard Disks Up to 10 Hard Disks Up to 10 Hard Disks