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Date: Tue, 3 Jun 2008 10:06:12 +0200 (CEST)
From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl>
To: Warren Block <wblock@wonkity.com>
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Cc: FreeBSD Questions <questions@freebsd.org>
Subject: RE: Duplex printer advice
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> This depends a lot on your print jobs.  Low quality machine-generated 
> PostScript output can be slow.  PCL can also be slow.  The only way to really 
> know is to benchmark with your print jobs.

there was no case i found postscript to print faster.

> There's also the potential overhead of the print processing systems. Just 
> sending PS in the first place may be quicker than apsfilter or CUPS.

i use lpd+my script for filtering postscript to PCL

> Recent printers have fast RISC CPUs and fast PS interpreters.  I/O speed 
> comes into it, too.  FreeBSD seems particularly slow over parallel and USB

both not true, but just use lptcontrol for parallel port!