Index: head/en_US.ISO8859-1/books/handbook/x11/chapter.xml
===================================================================
--- head/en_US.ISO8859-1/books/handbook/x11/chapter.xml
+++ head/en_US.ISO8859-1/books/handbook/x11/chapter.xml
@@ -413,7 +413,42 @@
     <sect2 xml:id="x-config-video-cards">
       <title>Video Cards</title>
 
+      <para>Because of changes made in recent versions of &os;, it
+	is now possible to use graphics drivers provided by the Ports
+	framework or as packages.  As such, users can use one of the
+	following drivers available from
+	<package>graphics/drm-kmod</package>.</para>
+
       <variablelist>
+	<varlistentry xml:id="x-config-video-cards-ports">
+	  <term>&i915kms;</term>
+	  <term>&radeonkms;</term>
+	  <term>&amdgpu;</term>
+
+	  <listitem>
+	    <para>2D and 3D acceleration is supported on most
+	      &i915kms; graphics cards provided by Intel.</para>
+
+	    <para>Driver name: <literal>i915kms</literal></para>
+
+	    <para>2D and 3D acceleration is supported on most older
+	      &radeonkms; graphics cards provided by AMD.</para>
+
+	    <para>Driver name: <literal>radeonkms</literal></para>
+
+	    <para>2D and 3D acceleration is supported on most newer
+	      &amdgpu; graphics cards provided by AMD.</para>
+
+	    <para>Driver name: <literal>amdgpu</literal></para>
+
+	    <para>For reference, please see <link
+		xlink:href="https://en.wikipedia.org/wiki/List_of_Intel_graphics_processing_units"/>
+	      or <link
+		xlink:href="https://en.wikipedia.org/wiki/List_of_AMD_graphics_processing_units"/>
+	      for a list of supported GPUs.</para>
+	  </listitem>
+	</varlistentry>
+
 	<varlistentry xml:id="x-config-video-cards-intel">
 	  <term>&intel;</term>
 
Index: head/share/xml/trademarks.ent
===================================================================
--- head/share/xml/trademarks.ent
+++ head/share/xml/trademarks.ent
@@ -394,6 +394,11 @@
 <!ENTITY tm-attrib.xiph "<para xmlns='http://docbook.org/ns/docbook'>Ogg Vorbis and Xiph.Org are trademarks
   of Xiph.Org.</para>">
 
+<!-- used in the X11 chapter of the Handbook -->
+<!ENTITY amdgpu "AMD KMS driver">
+<!ENTITY i915kms "Intel KMS driver">
+<!ENTITY radeonkms "Radeon KMS driver">
+
 <!ENTITY tm-attrib.general "<para xmlns='http://docbook.org/ns/docbook'>Many of the designations used by
   manufacturers and sellers to distinguish their products are claimed
   as trademarks.  Where those designations appear in this document,