--- a/hardware.rst	Sat Dec 05 00:13:27 2015 +0200
+++ b/hardware.rst	Tue Dec 08 20:57:54 2015 +0200
@@ -132,8 +132,8 @@
 
   $ read-edid
 
-Graphics card.
-==============
+Graphics card/GPU/DRM.
+======================
 
   ``glxinfo``
                 Details about OpenGL, the Xserver, and your graphics card.
@@ -154,6 +154,42 @@
   ``xdriinfo``
     Query configuration information of DRI drivers.
 
+``GPU-z`` may be used under Windows.
+
+Nvidia cards.
+-------------
+
+What cards present on system and what monitors managed by card::
+
+  $ sudo apt-get install nvidia-settings
+  $ nvidia-settings
+
+Memory usage, GPU utilization and temperature for Nvidia cards::
+
+  $ sudo apt-get install nvidia-smi
+  $ nvidia-smi
+
+Intel cards.
+------------
+::
+
+  $ sudo apt-get install intel-gpu-tools
+
+Show ``top`` like statistics::
+
+  $ intel_gpu_top
+
+Show GPU usage like ``time`` command::
+
+  $ intel_gpu_time $CMD
+
+AMD/Radeon cards.
+-----------------
+
+For ``fglrx`` driver::
+
+  $ aticonfig --odgc --odgt
+
 Audio.
 ======