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Date:      Sat, 1 Mar 1997 15:34:34 -0500 (EST)
From:      "John S. Dyson" <toor@dyson.iquest.net>
To:        henrich@crh.cl.msu.edu (Charles Henrich)
Cc:        toor@dyson.iquest.net, freebsd-chat@freebsd.org
Subject:   Re: RSA 56-bit key challenge
Message-ID:  <199703012034.PAA01318@dyson.iquest.net>
In-Reply-To: <199703012019.PAA01127@crh.cl.msu.edu> from "Charles Henrich" at Mar 1, 97 03:19:07 pm

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> 
> In lists.freebsd.chat you write:
> 
> >> On Fri, 28 Feb 1997, Amancio Hasty wrote:
> >> >
> >> > I also saw Dyson's box PPro 233 Mhz clocking at 352k ...
> >>
> >I'll be running my machine at nights and when I am away.  You
> >know that kernel work does necessitate lots of reboots at
> >times (especially when I work on it :-)).
> 
> How does one get 233 Mhz out of a PPro system?
> 
I am running a Supermicro P6DNF (hope to add another processor
when the single-processor work dies down, to assist in the SMP
work/optimization.)  The P6DNF has the following jumpers (from the 'net'):


>From - Wed Nov 20 22:03:26 1996
Path: szdc-e!super.zippo.com!zdc-e!feed1.news.erols.com!howland.erols.net!newsfeed.internetmci.com!news.dfw.net!news
From: ottoman@gte.net (Ron Gazaway)
Newsgroups: alt.comp.periphs.mainboard.supermicro
Subject: Re: Overclocking PPro 200 to 233 on P6DNE?
Date: 20 Nov 1996 12:50:40 GMT
Organization: Ottoman Technologies
Lines: 74
Distribution: world
Message-ID: <56uur0$7di@fnord.dfw.net>
References: <56kp7q$9bm@newsops.execpc.com> <32911B60.3E6A@ccu1.auckland.ac.nz> <01bbd6df$118376e0$3ba377c2@mjs.u-net.com>
Reply-To: ottoman@gte.net
NNTP-Posting-Host: bigboy.ottotech.com
X-Newsreader: News for Windows NT X1.0-92

To the best of my knowledge (verifications performed on P6DNF)

			BaseFreq.	Clock Multiplier	
			------------	----------------------------
Base 	Mult	CPU 	JP36	JP37	JP32	JP31	JP30	JP29	Verified
Freq.		Clock
----	----	----	----	----	----	----	----	----	--------
60	2	120	1	0	1	1	1	1	No
66	2	132	0	1	1	1	1	1	Yes
60	2.5	150	1	0	1	1	1	0	Yes
66	2.5	165	0	1	1	1	1	0	Yes
60	3	180	1	0	1	1	0	1	Yes
66	3	198	0	1	1	1	0	1	Yes
60	3.5	210	1	0	1	1	0	0	No
66	3.5	231	0	1	1	1	0	0	Yes
60	4	240	1	0	1	0	1	1	Yes
66	4	264	0	1	1	0	1	1	No


	Base Frequency			CPU Clock Multiplier		
MHz	JP36	JP37		Mult.	JP32	JP31	JP30	JP29	
60	1	0		2	1	1	1	1	
66	0	1		2.5	1	1	1	0	
				3	1	1	0	1	
				3.5	1	1	0	0	
				4	1	0	1	1	
				4.5	1	0	1	0	
				5	1	0	0	1	
				5.5	1	0	0	0	
				6	0	1	1	1	
													
													
Note that the bios startup screen does not always report the correct speed,
you'll need verify the speed by running some test program that is purely
CPU Clock dependent.




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