glxinfo -B name of display: :0 display: :0 screen: 0 direct rendering: Yes Extended renderer info (GLX_MESA_query_renderer): Vendor: AMD (0x1002) Device: AMD RENOIR (DRM 3.41.0, 5.13.0-27-generic, LLVM 12.0.0) (0x1636) Version: 21.0.3 Accelerated: yes Video memory: 512MB Unified memory: no Preferred profile: core (0x1) Max core profile version: 4.6 Max compat profile version: 4.6 Max GLES1 profile version: 1.1 Max GLES[23] profile version: 3.2 Memory info (GL_ATI_meminfo): VBO free memory - total: 144 MB, largest block: 144 MB VBO free aux. memory - total: 3020 MB, largest block: 3020 MB Texture free memory - total: 144 MB, largest block: 144 MB Texture free aux. memory - total: 3020 MB, largest block: 3020 MB Renderbuffer free memory - total: 144 MB, largest block: 144 MB Renderbuffer free aux. memory - total: 3020 MB, largest block: 3020 MB Memory info (GL_NVX_gpu_memory_info): Dedicated video memory: 512 MB Total available memory: 3584 MB Currently available dedicated video memory: 144 MB OpenGL vendor string: AMD OpenGL renderer string: AMD RENOIR (DRM 3.41.0, 5.13.0-27-generic, LLVM 12.0.0) OpenGL core profile version string: 4.6 (Core Profile) Mesa 21.0.3 OpenGL core profile shading language version string: 4.60 OpenGL core profile context flags: (none) OpenGL core profile profile mask: core profile OpenGL version string: 4.6 (Compatibility Profile) Mesa 21.0.3 OpenGL shading language version string: 4.60 OpenGL context flags: (none) OpenGL profile mask: compatibility profile OpenGL ES profile version string: OpenGL ES 3.2 Mesa 21.0.3 OpenGL ES profile shading language version string: OpenGL ES GLSL ES 3.20