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Date:      Mon, 21 Jul 1997 19:21:30 +0200
From:      Andreas Klemm <andreas@klemm.gtn.com>
To:        Steve Passe <smp@csn.net>
Cc:        Kevin Van Maren <vanmaren@fast.cs.utah.edu>, andreas@klemm.gtn.com, peter@spinner.dialix.com.au, ady@warp.starnets.ro, freebsd-smp@FreeBSD.ORG
Subject:   Re: Need advice for SMP production server
Message-ID:  <19970721192130.08801@gtn.com>
In-Reply-To: <199707211639.KAA05833@Ilsa.StevesCafe.com>; from Steve Passe on Mon, Jul 21, 1997 at 10:39:59AM -0600
References:  <199707211357.HAA04664@fast.cs.utah.edu> <199707211639.KAA05833@Ilsa.StevesCafe.com>

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On Mon, Jul 21, 1997 at 10:39:59AM -0600, Steve Passe wrote:
> Hi,
> 
> > > I'm running an Intel PR440FX with 2xPPro200's at 233MHz each.  It just 
> > > screams along! :-)  Steve has the same motherboard but it doesn't work 
> > > reliably for him at 233..  He has 512K cache cpus though, I've got 256K.
> > 
> > But you started with 200's.  Steve's are 166's already overclocked to 200.
> > I'm not surprised his don't run at 233 ;)
> 
> actually I'm running a gigabyte with 166's clocked at 200, and a pr440fx
> with 200's clocked at 200.  the pr440fx used to run at 233, but after
> 1 set of code changes a couple months back I had to go back to 200 to
> maintain reliability.

What dimensions do your heatsinks have ??? As I said, I was unable
to boot at 200 MHz. I have a fan on top of the heatsink and a fan
is blowing over the CPU's (located in front of the ATX power supply).

+---------------------------...
|
|
| Power supply
|
|
+--------------------------....
| FFFFFFFFFFFFFFFFFan
| FFFFFFFFFFFFFFFFFan Blows to the CPU but not direktly onto it
|     
|
|
|
|     CPU2_with_Heatsink
|     CPU FANFANFAN sink
|     CPU FANFANFAN sink
|     CPU FANFANFAN sink
|     CPU FANFANFAN sink
|     CPU2_with_Heatsink
|
|     CPU1_with_Heatsink
|     CPU FANFANFAN sink
|     CPU FANFANFAN sink
|     CPU FANFANFAN sink
|     CPU FANFANFAN sink
|     CPU1_with_Heatsink
|


-- 
Andreas Klemm | klemm.gtn.com - powered by
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                       http://www.freebsd.org/~fsmp/SMP/SMP.html
                          http://www.freebsd.org/~fsmp/SMP/benches.html



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