RAID Support Matrix

RAID and Storage Options Available on Intel® Server Boards and Systems
based on Intel® 5500/5520 and 3420 PCH Chipset High-Level Comparison Of the RAID Options
Revision 2.0
1
1. High-Level Comparison Of the RAID Options
RAID-Entry RAID-Enterprise
Intel Solution
Intel® Rapid
Storage
Technology
(RST RAID)
Intel® Embedded RAID Technology II
(ESRT2 Software RAID)
Entry Hardware
RAID
(IR RAID)
Intelligent Hardware RAID
(IR3 RAID)
Technology
SATA device
only:
firmware
level RAID
SATA device
Only:
SATA
controller with
OS-level RAID
driver utilizing
system
processors and
memory
SAS/SATA devices:
SAS controller with
OS-level RAID driver
utilizing system
processors and
memory
SAS/SATA
SAS controller with
basic RAID logic
implemented at
silicon level
SAS/SATA
Intelligent RAID logic
running on a dedicated I/O
processor with dedicated
cache memory
Storage Controller
Option On Intel®
Server Boards
and Related
Accessories
1
Intel® 3420
PCH chipset
On-board Intel
®
82801JR I/O
Controller Hub
(ICH10R);
Intel® 3420
PCH chipset
N/A. Intel
®
Integrated
RAID Module
RMS2LL080 /
RMS2LL040
(AXXRMS2LL080 /
AXXRMS2LL040)
Intel
®
Integrated RAID
Module RMS2MH080
(AXXRMS2MH080);
Intel
®
Integrated RAID
Module RMS2AF080 /
RMS2AF040
(AXXRMS2AF080 /
AXXRMS2AF040);
Intel
®
Integrated RAID
Controller
SROMBSASMR
2
(AXXROMBSASMR)
Intel
®
SAS Entry RAID Module
AXX4SASMOD
2
(See section 4 for how to
change mode)
Hot-swap active
backplane
2
(Order
Code:
ASR1500SASBP)
Active midplane 2
2
(Order Code: FALSASMP2) –
(See section 4 for how to change mode)
Fault Tolerance

   
Troubleshooting

   
Performance

   
RAID 5
Yes
Optional Optional No Yes
RAID 6
No
No No No Yes
3
OS Support
Microsoft
Windows*
Microsoft
Windows* and
select Linux*
Microsoft Windows*
and
select Linux*
Broad
OS Support
Broad
OS Support
Notes:
1. All references to Intel
®
Server Boards in this document refer to server boards that use the Intel
®
5500/5520
chipset. For information about additional storage options available with Intel
®
Server Boards and related
accessories, see “Chapter 2. Storage Controller Modes and Capabilities”.
2. This is an optional accessory available for purchase from Intel.
3. AXXRMS2AF080 / AXXRMS2AF040 don’t support RAID 6 / 60.
The following is a description of the values in the table:
 The green color highlights the advantages.
 The stars represent the features offered by the RAID solution, with one star
identifying basic features and three stars identifying more advanced features.