title: GL_RENDERER: How do I change the renderer that my application uses?
body: <p>I've seen the specs of my i5 notebook, and realized that it has two video adapters:</p>
  
  <p><a href="https://i.stack.imgur.com/q2VaQ.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/q2VaQ.jpg" alt="enter image description here"></a></p>
  
  <p>In my application, made with python SDL2 python and pyOpenGL, I put this line of code to know which renderer it's using:</p>
  
  <pre><code>print('Renderer:', GL.glGetString(GL.GL_RENDERER).decode("utf-8"))
  </code></pre>
  
  <p>And this is printed:</p>
  
  <pre><code>Renderer: Intel(R) HD Graphics 4000
  </code></pre>
  
  <p>I don't quite understand this issue of dedicated or integrated video card. So...</p>
  
  <p><strong>What should I do to use other renderer?</strong></p>