Good MOrning @JABBERWOCK
For graphics cards we would not service the item in store or disassemble it. If there is an issue with a card like this the only option they may have in store is to replace it. For mor edetails on what would have to be done you would need to come in to our store and speak with service.
Submit photos and a description of your PC to our build showcase
See other custom PC builds and get some ideas for what can be done
Services starting at $149.99