# glxinfo | grep render
direct rendering: Yes
GLX_MESA_multithread_makecurrent, GLX_MESA_query_renderer,
GLX_MESA_multithread_makecurrent, GLX_MESA_query_renderer,
Extended renderer info (GLX_MESA_query_renderer):
OpenGL renderer string: NVE4
GL_ARB_conditional_render_inverted, GL_ARB_conservative_depth,
GL_MESA_texture_signed_rgba, GL_NV_conditional_render, GL_NV_depth_clamp,
GL_ARB_compute_variable_group_size, GL_ARB_conditional_render_inverted,
GL_NV_conditional_render, GL_NV_depth_clamp, GL_NV_fog_distance,
GL_OES_element_index_uint, GL_OES_fbo_render_mipmap,
# lspci -nnk
09:00.0 VGA compatible controller [0300]: NVIDIA Corporation GK104 [GeForce GTX 770] [10de:1184] (rev a1)
Subsystem: eVga.com. Corp. GK104 [GeForce GTX 770] [3842:2774]
Kernel driver in use: nouveau
Kernel modules: nvidiafb, nouveau