lspci -k |grep VGA -A4
00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Trinity [Radeon HD 7480D]
Subsystem: ASRock Incorporation Device 9901
Kernel driver in use: radeon
00:01.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Trinity HDMI Audio Controller
Subsystem: ASRock Incorporation Device 9902