Audio Excel CMI8338 (AV-511) Driver Download

Audio Excel Drivers

The CMI8338 (AV-511) is an audio device manufactured by Audio Excel. This driver fixes problems with no sound or static or distorted sound, and can unlock advanced features of your audio device. This update - "" - has an average rating of 5 out of 5 stars based on 93 reviews, and has been downloaded 17,452 times. Our users report success installing this driver update on PCs running Windows XP. The total disk space used for this update is 3.9 MB.

93 Ratings (see all reviews)

Supported Models


CMI8338 (AV-511)

CMI8338/C3DX PCI Audio Device

CMI8338/C3DX PCI Audio Device.

CMI8338/C3DX PCI Audio Legacy Device

CMI8738/C3DX PCI Audio Device

CMI8738/C3DX PCI Audio Legacy Device


Audio Excel


Supported Operating Systems

Windows XP, Windows 98, Windows 95

File Name

Additional Notes

Must install manually... unzip to a temp folder. When Windows nags for the drivers, point it to that location. Files can be safely deleted afterwards. Good luck.

Uploaded By

Erick (DG Member) on 24-Sep-2000

Most Helpful Reviews

4 of 5 people found the following review helpful:
De Lucia
Tested on Windows 98SE
18 Dec 2007

Installation: 4 out of 5
Stability: 4 out of 5
Compatibility: 4 out of 5
"It's good for win 9x"
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4 of 5 people found the following review helpful:
Tested on Windows XP
6 Dec 2007

Installation: 4 out of 5
Stability: 4 out of 5
Compatibility: 4 out of 5
"Gracias todo muy bien. Lejos la mejor page para encontrar drivers. Mis felicitaciones y muy agradecido"
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See all Audio Excel CMI8338 (AV-511) ratings and reviews

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
DLSTABLE.DAT 75.3 KB 19 Oct 1998
CMSWMPU.VXD 14.5 KB 13 Apr 1999
CMAUDIO.VXD 219.3 KB 13 Jan 2000
cmpci031.inf 8.3 KB 14 Jan 2000
cmpci026.inf 8.2 KB 14 Jan 2000
SNDVOL32.CNT 392 bytes 11 Jul 1995
CMPCI95.DRV 55.3 KB 14 Jan 2000
uinstdrv.exe 45.1 KB 25 Nov 1999
CMMPUPCI.DRV 9.4 KB 10 Nov 1999
SMIDI32P.DLL 83.5 KB 30 Oct 1998
CMPCIFM.DRV 18.7 KB 28 Apr 1999
CMSMIDI.DRV 18.4 KB 13 Apr 1999
C3D.dll 387.1 KB 9 Apr 1999
8338note.txt 7.1 KB 14 Jan 2000
8738note.txt 4.3 KB 14 Jan 2000
SNDVOL32.EXE 54.8 KB 11 Jul 1995
cmpci032.bak 8.4 KB 14 Jan 2000
mixerdef.ini 678 bytes 14 Jan 2000
DLSWAVE.DAT 3.1 MB 23 Jun 1998
SMIDIPCI.DLL 30.1 KB 7 Nov 1998
cmpci032.inf 8.4 KB 27 Jan 2000
CMMPU.EXE 79.9 KB 28 Apr 1999
026/CMAUDIO.VXD 219.3 KB 13 Jan 2000
026/Cmpci95.drv 54.5 KB 29 Dec 1999

How to Update CMI8338 (AV-511) Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the CMI8338 (AV-511) 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 Audio Excel CMI8338 (AV-511) 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 Audio Excel Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.

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 Audio Excel. All company names/logos are properties of their owners.
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