Software Products
Intel® Rapid Storage Technology (Intel® RST)
RAID features by chipset/controller hub

When support for a new feature is added to Intel® RST, it might require specific hardware. All of the features supported by Intel RST might not be available on all supported chipsets.

The features supported on each I/O controller hub (ICH) are listed below:

Intel® I/O Controller Hubs
Supported Feature ICH7M ICH7R
ICH7DH
ICH7MDH 631xESB
632xESB
ICH8R
ICH8DH
ICH8DO
ICH8M ICH8M-E ICH9R
ICH9DO
ICH9M-E
PCH-M
ICH10R ICH10D ICH10DO PCH
2-drive RAID 0 NO YES YES YES YES NO YES YES YES YES NO YES YES
3 or 4-drive RAID 0 NO YES NO YES YES NO NO YES NO YES NO YES YES
5 or 6-drive RAID 0 NO NO NO YES NO NO NO YES NO YES NO YES YES
2-drive RAID 1 NO YES YES YES YES NO YES YES YES YES NO YES YES
3 or 4-drive RAID 5 NO YES NO YES YES NO NO YES NO YES NO YES YES
5 or 6-drive RAID 5 NO NO NO YES NO NO NO YES NO YES NO YES YES
4-drive RAID 10 NO YES NO YES YES NO NO YES NO YES NO YES YES
2-drive matrix RAID NO YES YES YES YES NO YES YES YES YES NO YES YES
3 or 4-drive matrix RAID NO YES NO YES YES NO NO YES NO YES NO YES YES
5 or 6-drive matrix RAID NO NO NO YES NO NO NO YES NO YES NO YES YES
AHCI support YES YES YES YES YES YES YES YES YES YES YES YES YES
NCQ support YES YES YES YES YES YES YES YES YES YES YES YES YES
Hot swap support YES YES YES YES YES YES YES YES YES YES YES YES YES
3Gb/s support NO YES NO YES YES YES YES YES YES YES YES YES YES
External SATA NO NO NO NO YES NO NO YES YES YES YES YES YES
Intel® Rapid Recover Technology NO NO NO NO NO NO YES YES YES YES NO YES YES
2-256 TB volume support (data volumes only) NO NO NO NO NO NO NO YES NO YES NO YES YES
Capacity expansion NO NO NO NO NO NO NO NO NO YES NO YES YES
TRIM support in Windows 7* (in AHCI and RAID mode for drives not part of a RAID volume) YES YES YES YES YES YES YES YES YES YES YES YES YES

Legacy chipsets
The below platforms are no longer supported by the latest version of Intel RST.

When support for a new feature is added to Intel RST, it may require specific hardware. All of the features supported by Intel RST may not be available on all of the supported I/O controller hubs (ICH).

The following table shows the ICH required for each feature.

Supported Feature Intel® 82801ER I/O controller hub (ICH5R) Intel® 82801FR I/O controller hub (ICH6R) Intel® 82801FBM I/O controller hub (ICH6M)
2-drive RAID 0 YES YES NO
3 or 4-drive RAID 0 NO NO NO
2-drive RAID 1 YES YES NO
3 or 4-drive RAID 5 NO NO NO
4-drive RAID 10 NO NO NO
2-drive matrix RAID NO YES NO
3 or 4-drive matrix RAID NO NO NO
AHCI support NO YES YES
NCQ support NO YES YES
Hot swap support NO YES YES
3Gb/s support NO NO NO
External SATA NO NO NO
Intel® Rapid Recover Technology NO NO NO
2-256TB data volume support NO NO NO

Related Topic:
Identify your Intel® I/O controller hub

This applies to:

Intel® Rapid Storage Technology (Intel® RST)

Solution ID: CS-022304
Last Modified: 04-Oct-2012
Date Created: 20-Feb-2006
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