The Specs

Controller Attributes
Interface Connection 2 x 68-pin HD Ultra320 SCSI - SCSI Internal|2 x 68-pin VHDCI Ultra320 SCSI - SCSI External
Host Transfer Rate 640 MBps Peak
Maximum Number of Devices Supported Up to 30 x Physical|Up to 40 x Logical
Channels 2
Additional Specifications
Maximum Logical Drives/Arrays per RAID System 40
Number of Physical Drive Supported 30
General Features S.M.A.R.T. Support
Temperature 131F (55C) Operating
Software Included Online Utilities: Power Console Plus (GUI-based) MegaManager (character-based) Pre-Boot BIOS Utilities: CTRL M (character-based) CTRL H (browser-based)
Included Components Installation Software|Manual
Number of SCSI Ports (Internal) 2
Frequency Band Bus Type: PCI Express 2.5GHz, x8 link for 2GB/sec peak simplex or 4GB/sec peak dual-simplex bandwidthBattery Back-up Unit: Intelligent Transportable Battery Backup Unit (Optional)Operating Temperature: 55C (45C w/BBU card)RAID Features:Online capacity expansionVariable stripe size supportAuto resume on array reconstructionS.M.A.R.T. supportSAF-TE enclosure managementAutomatic rebuild of hot spare drives
SCSI Protocols Ultra320 SCSI
Board/Module Type Daughterboard
normalized-Height 106.68
Card Length Half-length
Hot-Swappable Features Hot Spare Drives Supported
SCSI Connector Details 2
Brand Name LSI Logic
RAID Features Configuration Data on Disk|Configuration Data on NVRAM|Online RAID/Capacity Expansion
Product Model 320-2E
Height 4.2 in
Total Number of SCSI Ports 4
Number of SCSI Ports (External) 2
Width 6.9 in
Number of Logical Drive Supported 40
RAID Support Yes
Product Line MegaRAID
Warranty Information 3 Year
System Type PC|Unix
Dimensions 4.20" Height x 6.88" Width
Quick Glance
Drive Array Support 1|5|10|50
Slot/Port Type PCI Express
Controller Type SCSI RAID Controller
Interface Type Ultra320 SCSI
Maximum Cache Memory 512 MB
Installed Cache Memory 128 MB ECC SDRAM
Processor Class Intel IOP332