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I'm upgrading to a dual Pentium II for my TradeStation machine and your post was very
helpful.
In case you didn't see it there's reviews of new cooling products and other cooling
information at
http://www.heatsink-guide.com
--- Chris
-----Original Message-----
From: steinbr@xxxxxxxxxxxx <steinbr@xxxxxxxxxxxx>
To: omega-list@xxxxxxxxxx <omega-list@xxxxxxxxxx>
Date: Friday, December 25, 1998 12:38 PM
Subject: Omega Tradestation CPU usage
>It took some time but I finally got my computer running with Tradestation.
>
>I recently replaced a Shuttle Hot 569 socket motherboard with a Tyan 1590s
>super 7 motherboard. I also replaced the Pentium 233 MMx chip with a AMD
>K6-2 350 chip as well.
>
>The 1590s offers the ability to monitor temperature and fans. I monitored
>this for the first time knowing the AMD chips have the reputation of
>running hotter. The range for the AMD chip is 0 -70 degrees Celcius. I
>also put a huge heat sink with a real good fan.
>
>Running Windows 95 with Tradstation 4.21 the temperature was a frightening
>81. I began looking for ways to reduce this and started searching the net.
>I found a few sites that were particularly helpful.
>
>http://www.megsinet.net/~jcorwith/ultimate/
>This was my first effort -- where I bought my ultimate heat sink(no longer
>available).
>Here, it was indicated how much of an improvement adding thermal grease
>between the heat sink and the CPU.
>I applied the grease. The temperature dropped from 81 to 66 -- better but
>still not really acceptable for the long term.
>
>http://www.benchtest.com/way2cool3.html
>Benchtest is a particularly good site since he has a project using my case
>a AWIN 500 although I have a full tower.
>Here, I learned that reversing the power supply fan of an ATX power supply
>can be very helpful in reducing heat. This was particularly true in my
>case since I was using an AT style Motherboard with the CPU at the bottom
>of the case. Since heat rises, It is better that the power supply fan blow
>air out rather than in and take advantage of the normal convection of hot
>air. (This is even more true if you have a fan at the bottom of the case
>blowing air in.) If I were using an ATX style board where the CPU is right
>next to the Power supply fan the answer would be different.
>
>This dropped the temp about four degrees to 61.
>
>Having been a subscriber of the Omega list I was aware of the many bugs
>that are in the server. One little trick to reduce the 100% utilization of
>the server I opened the portfolio window [F2] of the server and left it
>open. The temperature dropped to 47 - 51 degrees! Truly amazing and a
>testament on how poorly written software can really wear out hardware.
>
>
>http://www.isjm.com/tst/heatsink/index.html
>The Heatsink Guide is an excellent resource and gives a lot of useful
>information on what type of fans and sinks to buy.
>I might just put that fan in the front of the case yet but I will have to
>investigate this further.
>
>http://www.stud.uni-hannover.de/~goetz/index.html#download
>This is the CPU idle program. It reduces the temp of the CPU incredibly.
>This program send hlt commands that reduce the load of the program when
>running under Windows. Not sure how it works entirely but it reduced the
>temp to about 32 degree.
>
>
>Well that is it. Speeling and grammar extra.
>
>Merry Christmas!
>
>
>
>
>
>Charles Kaucher
>of Ipswich, MA. http://www.ipswichma.com
>
> When two antelopes are fighting and a lion approaches, the antelopes run
>together (forgetting their quarrel). -- African Proverb
>
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