Hardware Requirements; Configuration Features - LSI MegaRAID Express 500 Hardware Manual

Hardware Requirements

MegaRAID Express 500 can be installed in an IBM AT®-compatible or EISA computer
with a motherboard that has 5 volt/3.3 volt PCI expansion slots. The computer must
support PCI version 2.1 or later. The computer should have an Intel Pentium, Pentium
Pro, or more powerful CPU, a floppy drive, a color monitor and VGA adapter card, a
mouse, and a keyboard.

Configuration Features

Maximum number of drives per channel
Array interface to host
Upgradable cache size
Multiple logical drives/arrays per
Maximum number of MegaRAID Express
500 controller per system
Online capacity expansion
Dedicated and pool hot spare
Flashable firmware
Hot swap devices supported
Non-disk devices supported
Mixed capacity hard disk drives
Number of 16-bit internal connectors
Number of 16-bit external connectors
Support for hard disk drives with
capacities of more than 8 GB.
Clustering support (Failover control)
Online RAID level migration
No reboot necessary after expansion
More than 200 Qtags per physical drive
Hardware clustering support on the board
User-specified rebuild rate
28 MegaRAID Express 500 Hardware Guide
Specification
RAID Levels
SCSI Channels
Drive interface
Cache Function
controller
RAID remapping
Feature
0, 1, 3, 5, 10, 30, and 50.
One
15
PCI 2.1
Fast and Wide, Ultra 160M SE and
LVD
16 MB, 32 MB, 64 MB, or 128 MB
Write-through, write-back, ARA,
NRA, RA
Up to 40 logical drives per controller
12
Yes
Yes
Yes
Yes
Yes
Yes
One
One
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes