Process: startup.exe
from 
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Stardock Forums
startup.exe - General Information
Name:
startup.exe
Publisher
MSI
Product:
MSI Nvidia driver
Default location:
%windir%\system32\startup.exe
startup.exe - Description and Recommendation
Allows Video card Overclocking functionality via display option.
startup.exe - Uninstall Techniques
uninstall MSI Nvidia driver.