The file gameutil.exe, known as Gamma control, ATI overlock reset on resume, refresh rate back, per game do stuff in general, belongs to software Rage3DTweak by Byron Montgomerie. Rage3DTweak is a multi-language Radeon tweaker that is designed to fit right in with other ATI option tabs in the advanced display properties that is accessed through the control panel. It is built on a fully customizable registry modification engine that enables the user to specify tweaks, values, and settings in any registry location with flexibility. The flexibility of the modification engine allows the user to make extensive interface changes that tightly integrates within the advanced display property tabs in all supported Microsoft operating systems. The user can insert the tweaks into the tree interface of Rage3D Tweak based on settings specified during the installation. The user can use Rage3D Tweak to customize the graphics, logos, icons, tweaks and text within the tabs for preferred looks and appearance.

Most non-system processes that are running can be stopped because they are not involved in running your operating system. gameutil.exe. is used by Rage3DTweak, If you shut down gameutil.exe, it will likely start again at a later time either after you restart your computer or after an application start. To stop gameutil.exe, permanently you need to uninstall the application that runs this process which in this case is Rage3DTweak, from your system.

After uninstalling applications it is a good idea to scan you Windows registry for any left over traces of applications. Registry Reviver by ReviverSoft is a great tool for doing this.

The ReviverSoft experts have not yet reviewed gameutil.exe

A process usually a part of an installed application such as Rage3DTweak, or your operating system that is responsible for running in functions of that application. Some application require that they have processes running all the time so they can do things such as check for updates or notify you when you get an instant message. Some poorly written applications have many processes that run that may not be required and take up valuable processing power within your computer.

We have not received any complaint about this process having higher than normal impact on PC performance. If you have had bad experiences with it please let us know in a comment below and we will investigate it further.

The first thing you should do if gameutil.exe. is causing errors on your computer is to run a Windows registry scan with Registry Reviver If you are still seeing errors after this you should uninstall the program that gameutil.exe, belongs to, in this case Rage3DTweak