First time since i changed from vista 32-bit to windows 64-bit, and yes i have 64-bit capable processor, when i installed ultimate, the serial key wasnt compatible, as i have license for. If you’ve known the model name of your amd graphics card, just read on and learn how to download and install the driver from amd step by step. after follow instructions below to download latest amd radeon hd graphics drivers (here take downloading amd radeon hd 6550d for example.).. This tool is designed to detect the model of amd graphics card and the version of microsoft
