American Megatrends Olympus II - [821] Driver Download (Official)

American Megatrends Drivers

The Olympus II - [821] is a network device manufactured by American Megatrends. Issues like weak Wi-Fi signal, slow DNS lookup, duplicate IP addresses, slow network and excessive CPU usage can be solved by updating this driver. This driver - "" - has been downloaded 3,801 times and is rated 5 out of 5 stars based on 17 reviews. The total disk space used for this update is 441.7 KB.

17 Ratings

Supported Models

Olympus II - [821]

Intel 8255x-based PCI Ethernet Adapter (10/100)

Intel(R) GD82559ER PCI Adapter

Intel(R) PRO/100+ PCI Adapter


American Megatrends


Supported Operating Systems

Not Applicable

File Name


821 Networking (16-Aug-2000)

Additional Notes

Olympus II - [821]

Network Driver

Operating System is not Appilicable

Uploaded By

Rexrinaldo (DG Staff Member) on 26-Apr-2006

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
82559erp.ibs 298.9 KB 10 Apr 2000
Config.bib 423 bytes 26 May 1999
E100ENT.sys 25.4 KB 27 May 1999
Erupdate.exe 89.1 KB 16 Aug 2000
Erupdate.txt 8.8 KB 16 Aug 2000
Net559ER.INF 9.9 KB 4 May 1999
Platform.bib 473 bytes 26 May 1999
Platform.reg 2.3 KB 10 Sep 1999
Readme.txt 6.1 KB 1 Jan 1980
b559mux.exe 181.4 KB 24 Mar 2000
d559vx.exe 170.2 KB 13 Feb 2000
e100b.dos 32.7 KB 15 Feb 2000
e100beds.nif 2.1 KB 15 Feb 2000 65.1 KB 26 Oct 1999
e100ce.dll 24.7 KB 28 May 1999
e100ce.pdf 21.3 KB 25 Jan 2000
e100ent.kdf 12.6 KB 31 Mar 2000 39.7 KB 3 May 1999
kdf.txt 864 bytes 14 Apr 2000 18.4 KB 3 May 1999
net.cfg 473 bytes 3 May 1999
netx.exe 78.7 KB 3 May 1999
oemsetup.inf 23.9 KB 15 Feb 2000
protocol.ini 97 bytes 15 Feb 2000
verfile.tic 8 bytes 15 May 2000

How to Update Olympus II - [821] Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the Olympus II - [821] 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 American Megatrends Olympus II - [821] 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 American Megatrends 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 American Megatrends 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.

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