What is it?

SMAgent.exe is part of the drivers installed with soundmax Audio devices.

It is common to mainboards that include?AC97 onboard audio.

What does it do?

SoundMAX is a powerful combination of Analog Devices' reliable AC'97 CODEC series and innovative software that enables PC OEMs to provide features that surpass the functionality of premium soundcards at a fraction of the cost.

more info:

www.soundmax.com/products/