Video resolution changes to 640x480 on the NVIDIA TNT2 AGP adapter when an NVIDIA TNT2 PCI adapter is installed on an GX400. - Product Support Quick Note (PSQN) - 158797
Resolution for when Video resolution changes to 640x480 on the NVIDIA TNT2 AGP adapter when a NVIDIA TNT2 PCI adapter is installed on an GX400.
This occurs when a Nvidia TNT2 PCI adapter is installed into a GX400 as a second video adapter along with a TNT2 AGP video adapter. When this occurs, the resolution cannot be changed.
The only solution at this time is to reinstall the video driver.
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