ECS A55F2-M4 Driver Download

ECS Elitegroup Drivers

The A55F2-M4 is a disk drive controller manufactured by ECS Elitegroup. This driver fixes problems with drive not found, slow or unreliable data transfer, intermittent connection or hardware conflicts. This version of "" has been downloaded 177 times with a user rating of 5 out of 5 stars, based on 6 reviews. Visitors have successfully installed this driver on PCs running Windows 7. The total disk space used for this update is 970.8 KB.

6 Ratings

Supported Models


AMD AHCI Compatible RAID Controller




Supported Operating Systems

Windows 8, Windows 8 (64 bit), Windows 7, Windows 7 (64 bit), Windows XP, Windows XP (64 bit)

File Name


3.4.1540.2 (27-Aug-2012)

Additional Notes

SATA RAID Controller Driver File

Uploaded By

Shanmugasundaramg (DG Staff Member) on 13-May-2013

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
RAID/W7/ 12.8 KB 7 Oct 2012
RAID/W7/ahcix86s.inf 3.4 KB 7 Oct 2012
RAID/W7/ahcix86s.sys 237.9 KB 7 Oct 2012
RAID/W764A/ 12.8 KB 7 Oct 2012
RAID/W764A/ahcix64s.inf 3.4 KB 7 Oct 2012
RAID/W764A/ahcix64s.sys 292.7 KB 7 Oct 2012
RAID/W8/ 14.9 KB 14 Jun 2012
RAID/W8/ahcix86s.inf 6.2 KB 14 Jun 2012
RAID/W8/ahcix86s.sys 240.9 KB 14 Jun 2012
RAID/W864A/ 14.9 KB 14 Jun 2012
RAID/W864A/ahcix64s.inf 6.2 KB 14 Jun 2012
RAID/W864A/ahcix64s.sys 297.7 KB 14 Jun 2012
RAID/XP/ahcix86 9 bytes 18 Mar 2011
RAID/XP/ 13.0 KB 20 Jun 2012
RAID/XP/ahcix86.inf 3.8 KB 28 May 2012
RAID/XP/ahcix86.sys 228.7 KB 28 May 2012
RAID/XP/txtsetup.oem 836 bytes 2 May 2012
RAID/XP64A/ahcix64 9 bytes 18 Mar 2011
RAID/XP64A/ 13.0 KB 20 Jun 2012
RAID/XP64A/ahcix64.inf 3.9 KB 28 May 2012
RAID/XP64A/ahcix64.sys 279.9 KB 28 May 2012
RAID/XP64A/txtsetup.oem 826 bytes 2 May 2012

How to Update A55F2-M4 Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the A55F2-M4 driver, click the green download button above. After you complete your download, move on to Step 2.

If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter ECS A55F2-M4 into the search box above and then submit. In the results, choose the best match for your PC and operating system.

Tech Tip: If you are having trouble deciding which is the right driver, try the ECS Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.

To find the newest driver, you may need to visit the ECS website. Most major device manufacturers update their drivers regularly.

Step 2 - Install Your Driver

Once you have downloaded your new driver, you'll need to install it. In Windows, use a built-in utility called Device Manager, which allows you to see all of the devices recognized by your system, and the drivers associated with them.

How to Open Device Manager

  • In Windows 11, Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager

  • In Windows 8, swipe up from the bottom, or right-click anywhere on the desktop and choose "All Apps" -> swipe or scroll right and choose "Control Panel" (under Windows System section) -> Hardware and Sound -> Device Manager

  • In Windows 7, click Start -> Control Panel -> Hardware and Sound -> Device Manager

  • In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager

  • In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button

How to Install a driver from Device Manager

  1. Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.

  2. Select the Driver tab.

  3. Click the Update Driver button and follow the instructions.

In most cases, you will need to reboot your computer in order for the driver update to take effect.

Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.

For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.

This website is not affiliated with ECS. All company names/logos are properties of their owners.
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