direct rendering: Yes
OpenGL renderer string: GeForce GTX 670/PCIe/SSE2
    GL_NV_complex_primitives, GL_NV_conditional_render,
    GL_NV_parameter_buffer_object2, GL_NV_path_rendering,
    GL_NVX_conditional_render, GL_NVX_gpu_memory_info, GL_OES_depth24,
    GL_OES_fbo_render_mipmap, GL_OES_get_program_binary, GL_OES_mapbuffer,