compressed output:

<blockquote>
<dl>
<dt><b><tt>tiffgray</tt></b>
<dd>Produces 8-bit gray output.
<dt><b><tt>tiff12nc</tt></b>
<dd>Produces 12-bit RGB output (4 bits per component).
<dt><b><tt>tiff24nc</tt></b>
<dd>Produces 24-bit RGB output (8 bits per component).
<dt><b><tt>tiff32nc</tt></b>
<dd>Produces 32-bit CMYK output (8 bits per component).
<dt><b><tt>tiffsep</tt></b>
<dd>
The tiffsep device creates multiple output files.  The device creates a single
32 bit composite CMYK file (tiff32nc format) and