$ lspci -k | egrep 'VGA|3D' -A2
00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] BeaverCreek [Radeon HD 6620G]
Subsystem: ASUSTeK Computer Inc. Device 2126
Kernel driver in use: radeon
--
01:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Thames [Radeon HD 7500M/7600M Series] (rev ff)
Kernel driver in use: radeon
02:00.0 Network controller: Qualcomm Atheros AR9285 Wireless Network Adapter (PCI-Express) (rev 01)
Пользователь решил продолжить мысль 16 Января 2016, 16:17:57:
Помогло вот это!
find ~/.steam/root/ \( -name "libgcc_s.so*" -o -name "libstdc++.so*" -o -name "libxcb.so*" \) -print -delete
Всем спасибо!