>>> inxi -Gxxxz
Graphics:  Device-1: Intel HD Graphics 530 vendor: Dell driver: i915 v: kernel bus ID: 00:02.0 chip ID: 8086:191b
           Device-2: NVIDIA GM107M [GeForce GTX 960M] vendor: Dell driver: nvidia v: 435.17 bus ID: 02:00.0 chip ID: 10de:139b
           Display: x11 server: X.Org 1.20.5 driver: modesetting,nvidia resolution: 1920x1080~60Hz
           OpenGL: renderer: GeForce GTX 960M/PCIe/SSE2 v: 4.6.0 NVIDIA 435.17 direct render: Yes
~ >>> lspci | grep -E "VGA|3D"
00:02.0 VGA compatible controller: Intel Corporation HD Graphics 530 (rev 06)
02:00.0 3D controller: NVIDIA Corporation GM107M [GeForce GTX 960M] (rev a2)
~ >>> glxinfo | grep -i vendor
server glx vendor string: NVIDIA Corporation
client glx vendor string: NVIDIA Corporation
OpenGL vendor string: NVIDIA Corporation
~ >>>
~ >>> glxinfo|grep Open
OpenGL vendor string: NVIDIA Corporation
OpenGL renderer string: GeForce GTX 960M/PCIe/SSE2
OpenGL core profile version string: 4.6.0 NVIDIA 435.17
OpenGL core profile shading language version string: 4.60 NVIDIA
OpenGL core profile context flags: (none)
OpenGL core profile profile mask: core profile
OpenGL core profile extensions:
OpenGL version string: 4.6.0 NVIDIA 435.17
OpenGL shading language version string: 4.60 NVIDIA
OpenGL context flags: (none)
OpenGL profile mask: (none)
OpenGL extensions:
OpenGL ES profile version string: OpenGL ES 3.2 NVIDIA 435.17
OpenGL ES profile shading language version string: OpenGL ES GLSL ES 3.20
OpenGL ES profile extensions: