If you are unable to get the driver for reasons like driver CD lost, need to update to latest driver or supporting for newer opeartion system. You can check ECS official website first to get the qualified driver for this model. If the driver cannot be found at ECS web, please refer to partner's website to download the corresponding drivers on the model. Here is the driver guideline to teach you how to locate the correct driver.
Driver Guideline for ECS MB ( pdf format )