Technical Specifications 3-5
Copyright © 2006-2007 by LSI Corporation. All rights reserved.
The MegaRAID 8480 RAID controller and the LSIiTBBU02 are CSA
C22.2 No. 60950-1, UL 60950-1 First Edition listed Accessory, UL file
number E257743.
3.3.1 Storage Adapter Specifications
Tabl e 3.3 lists the specifications for the MegaRAID 8480 RAID controller.
Table 3.3 Storage Adapter Specifications
Specification MegaRAID 8480 RAID Controller
Processor
(PCI Express Host
Controller to PCI
Secondary I/O
Controller)
Intel IOP333 I/O processor @ 500 MHz
Operating Voltage +3.3 V, +12 V
Card Size 8480 RAID Controller: Standard height, half-length PCI
Express adapter card size (4.376" x 6.6")
Array Interface
to Host
PCI Express Rev 1.0a
Type of Drives
Supported
Serial Attached SCSI (SAS) and Serial ATA II (SATA II)
PCI Express Bus
Data Transfer Rate
• Up to 2.5 Gbits/s per lane
• x8 lane width (with support for downshifting for
motherboards with x1 and x4 connections)
• Up to 2 Gbytes/s per direction for SAS x8 cards
(4 Gbytes/s total)
Serial Port 3-pin RS232-compatible connector (for manufacturing
use only)
SAS Controller(s) One LSISAS1068 Single SAS controller
SAS Bus Speed 3 Gbits/s
SAS Ports Two SAS connectors with four SAS ports each
Cache Configuration 8480 RAID controller: Integrated 256 Mbyte Double Data
Rate II 400 MHz SDRAM intelligent transportable battery-
backed DIMM module
Size of Flash ROM
for Firmware
4 Mbytes
Nonvolatile Random
Access Memory
(NVRAM)
32 Kbytes for storing RAID configuration