This is part of AMD ReLive, it comes with your GPU’s driver software. It captures gameplay that you can “re-live” later. There may be some corrupted parts of your driver install, so you could try removing them with a third party app called Display Driver Uninstaller, and then reinstalling the latest version. Simply uninstalling through Windows or the driver itself will not remove everything.
Although your dxdiag is missing the error section at the end, I’m fairly certain you’re experiencing a known bug with Razer Chroma SDK.
You can follow the steps here (paying special attention to the files listed in the post that you may need to remove manually) to resolve that: