We provide generic drivers for the video controllers we designed. However each Original Equipment Manufacturer can alter, add and remove features on these controllers, therefore they provide customized drivers to support such changes. So, we always recommend on using the drivers provided directly by your Original Equipment Manufacturer.
From our side we have not seen any similar issues with the latest generic driver we provide, driver version 126.96.36.1999 (also labeled as 188.8.131.529). You can try using that generic version from this URL: