The AHA-2940-2940W is a disk drive controller manufactured by Adaptec. This driver fixes problems with drive not found, slow or unreliable data transfer, intermittent connection or hardware conflicts. Visitors have downloaded this file "aic78xx_aic78u2_vista_x86_v605456.exe" 1,789 times with an aggregate rating of 5 out of 5 stars based on 13 reviews. Visitors have successfully installed this driver on PCs running Windows 7 and Windows XP. The total disk space used for this update is 141.1 KB.
AHA-2940-2940W
Adaptec AHA-2910C/2915C/2920C/2930C PCI SCSI Controller
Adaptec AHA-2930U PCI SCSI Controller
Adaptec AHA-2930U2 - Ultra2 SCSI
Adaptec AHA-2930UW PCI SCSI Controller
Adaptec AHA-2940/2940W PCI SCSI Controller
Adaptec AHA-2940AU PCI SCSI Controller
Adaptec AHA-2940U/2940UW/2940D PCI SCSI Controller
Windows 7, Windows Vista
6.0.5456 (17-Apr-2007)
6.0.5456 (2006-06-06) via .inf
6.2.23 (2006-06-06) via .inf
Pabu (DG Member) on 28-Nov-2009
See all Adaptec AHA-2940-2940W ratings and reviews
PCI\VEN_9004&DEV_3860&SUBSYS_38699004
PCI\VEN_9004&DEV_3860&SUBSYS_38699004&REV_03
PCI\VEN_9004&DEV_3860&SUBSYS_38699004&REV_03\3&61AAA01&0&50
PCI\VEN_9004&DEV_3860&SUBSYS_38699004&REV_03\4&1C660DD6&0&08F0
PCI\VEN_9004&DEV_5078&SUBSYS_00000000&REV_01
PCI\VEN_9004&DEV_5078&SUBSYS_78509004
PCI\VEN_9004&DEV_5078&SUBSYS_78509004&REV_03
PCI\VEN_9004&DEV_5078&SUBSYS_78509004&REV_03\4&1F7DBC9F&0&00F0
PCI\VEN_9004&DEV_5078&SUBSYS_78509004&REV_03\4&5DCE646&0&08F0
To get the AHA-2940-2940W 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 Adaptec AHA-2940-2940W 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 Adaptec 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 Adaptec website. Most major device manufacturers update their drivers regularly.
After downloading the new driver, proceed with installation. On Windows, use the built-in Device Manager utility to manage your system's devices and drivers. To access it:
Right-click the Start button
Select "Device Manager" from the menu
Locate the device needing the update
Right-click the device and choose "Update driver"
Follow the on-screen prompts to install
Once complete, restart your computer to ensure the new driver is fully implemented and functioning properly.
This process helps maintain your system's performance and compatibility with various hardware components.
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.
The following files are found inside the driver download file.
Name | Size | Date |
---|---|---|
AIC78U2.INF | 4.1 KB | 14 Feb 2007 |
Aic78xx.inf | 9.6 KB | 17 Apr 2007 |
aic78u2.sys | 62.0 KB | 6 Jul 2006 |
aic78xx.sys | 64.0 KB | 6 Jul 2006 |