Chaintech MK8M800 Driver Download (Official)

Chaintech Drivers

The MK8M800 is a network device manufactured by Chaintech. 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 update - "" - has an average rating of 5 out of 5 stars based on 8 reviews, and has been downloaded 89 times. The uploader reports that this update will work successfully on PCs running Windows XP. The total disk space used for this update is 273.9 KB.

8 Ratings

Supported Models


VIA Rhine II Fast Ethernet Adapter

VIA Rhine III Fast Ethernet Adapter

VIA Rhine III Management Adapter

VIA VT86C100A Rhine Fast Ethernet Adapter




Supported Operating Systems

Windows XP (64 bit)

File Name


3.45 (25-May-2005) (2005-03-25) via .inf

Additional Notes



Network Driver File

Support : VT6105 (LAN 3in1) / VT6105L (LAN 3in1) / VT6105LOM (LAN 3in1) / VT6105M (LAN 3in1) / VT6106H / 6106L / VT6106S / VT6107 / VT8231 / VT8233 / VT8235 / VT8235CE (pin-to-pin VT8237) / VT8235M / VT8235PCI (PCI only,No V-Link) / VT8237 (SATA South Bridge) / VT8237A (SATA South Bridge) / VT8237R (SATA South Bridge) / VT8251 (PCI-E SB)

Uploaded By

Sivaprakash (DG Staff Member) on 5-Jan-2006

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
LAN_VIA64_v345/FET5A64B.sys 63.4 KB 25 Mar 2005
LAN_VIA64_v345/FETNDA64.inf 53.0 KB 25 Mar 2005
LAN_VIA64_v345/WIN.txt 1.6 KB 25 Mar 2005
LAN_VIA64_v345/WinSetup.exe 225.3 KB 17 Feb 2005
LAN_VIA64_v345/WinUinst.exe 217.1 KB 17 Feb 2005
LAN_VIA64_v345/ 56.5 KB 6 Apr 2005
LAN_VIA64_v345/winsetup.txt 5.1 KB 17 Feb 2005
LAN_VIA64_v345/winsetup/NTSetup.inf 18.5 KB 14 Sep 2004
LAN_VIA64_v345/winsetup/VETUP16.DLL 25.9 KB 23 Sep 2004
LAN_VIA64_v345/winsetup/VETUP32.DLL 32.8 KB 23 Sep 2004
LAN_VIA64_v345/winsetup/VETUP64.DLL 13.3 KB 4 Nov 2004
LAN_VIA64_v345/winsetup/ntsim2.sys 8.3 KB 4 Nov 2004
LAN_VIA64_v345/winsetup/ntsim2A.sys 10.2 KB 4 Nov 2004

How to Update MK8M800 Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the MK8M800 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 Chaintech MK8M800 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 Chaintech 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 Chaintech 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 Chaintech. All company names/logos are properties of their owners.
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