Here are Lenovo ThinkCentre M55 (type 8810) Chipset Drivers for Windows 7 . Please follow the steps to download and update your computer.
If you can not find a driver for your Windows 7 system you can ask for the drivers at support#lavinas.com (Note: change # to @).
Step Two: -> Click the "Start Scan" button to find out latest Chipset drivers for your Windows 7
Step Three: -> After the step above, the out-dated Chipset drivers and other drivers will be found and new drivers will be available for download. Click the "Download" and "Install" to update your ThinkCentre M55 (type 8810) Chipset drivers by the software, shown below.