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Modded my Parhelia.....

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  • #91
    Haig: We'll be adding an o/c'er in the 2nd release of tech supp tweaker with P support. 1st release will be out in a few weeks.
    Link
    <font size="1">Game system: P4 1.8@2.4 - Asus P4S533 - 512 MB DDR333 - 30Gb IBM hd - AOpen Geforce 3 Ti200 - 19" Samsung SyncMaster 900SL plus
    Work computer: IBM ThinkPad T23 - 1,13GHz Intel P3 - 640Mb Ram - 30Gb hd - S3 Savage.
    Server: 566 MHz Celeron - 640Mb SDRAM - 130Gb hd space - Matrox G100</font>

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    • #92
      Some more comments on the monitoring features of the Parhelia.....

      Originally posted by cjolley
      If that's the case, then I wonder if the thing could change it's own clock speed depending on temp.
      chuck
      My initial information about the monitoring came from this thread (look for Haigs comment):


      And now this one....:


      Ok, we still need to know how to get the info from the chip!
      Maybe I try to contact Matrox DevRel Team about that (but not before end of next week).
      cu/2 magog - Germany - flying with OS/2 Warp speed...in a vehicle named eComStation (eCS)
      ---
      Author of the Java Movie Database - http://www.jmdb.de
      JMDB v1.35 FINAL is available (2007-09-20)
      Homepage: http://www.juergen-ulbts.de/

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      • #93
        Originally posted by frankymail
        Well, I wouldn't recommend those unit to get good -performance- cooling... The total heatsink surcafe is just too small... Anyway, with this unit you do loose a PCI ...
        I think a good idea is to use a good copper heatsink, and place a big 80mm or 92mm fan in the middle of the tower!
        The fan could be slowed down by using an voltage regulator like the µA 7808 (input 12V output 8V) or µA 78S075 (input 12V output 7.5V). These only cost about 20 cent!

        Then build a pipe system(fire proved board???) from the front of the case to the fan, and from the fan directly over the heatsink to to slot under the parhelia, where the warm air get's outside.
        cu/2 magog - Germany - flying with OS/2 Warp speed...in a vehicle named eComStation (eCS)
        ---
        Author of the Java Movie Database - http://www.jmdb.de
        JMDB v1.35 FINAL is available (2007-09-20)
        Homepage: http://www.juergen-ulbts.de/

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        • #94
          Originally posted by magog


          I think a good idea is to use a good copper heatsink, and place a big 80mm or 92mm fan in the middle of the tower!
          The fan could be slowed down by using an voltage regulator like the µA 7808 (input 12V output 8V) or µA 78S075 (input 12V output 7.5V). These only cost about 20 cent!

          ...
          Actually, you're better off just letting the fan run at full speed, unless fan noise is the problem. The 78xx series of regulators are linear regulators, which means they basically "use" all the energy that is not being sent to the load. So, if you have a 100mA fan, the current draw from the power supply is still 100mA (plus a little), but the regulator uses 4V (12V in - 8V out)* 100mA = 400mW. The fan alone would also use this power, but would blow harder.

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          • #95
            Magog, powering the fan across the +12vdc and +5vdc supply rails gives you 7vdc which will work much better than what you're suggesting as spadnos correctly stated why.
            "Be who you are and say what you feel, because those who mind don't matter, and those who matter don't mind." -- Dr. Seuss

            "Always do good. It will gratify some and astonish the rest." ~Mark Twain

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            • #96
              Originally posted by Greebe
              Magog, powering the fan across the +12vdc and +5vdc supply rails gives you 7vdc which will work much better than what you're suggesting as spadnos correctly stated why.
              Ok,the 5V-12V=7V method is an option!
              And yes I know spadnos is right(with his 400mW), but I used this method (using a linear voltage regulator) already several times, because the fan was to noisy for me and it worked!

              I think (hope) a 80mm or 92mm fan should produce enough airflow when running at 7 to 8 V to cool the Headsink that I would put onto the parhelia using an pipe system.
              cu/2 magog - Germany - flying with OS/2 Warp speed...in a vehicle named eComStation (eCS)
              ---
              Author of the Java Movie Database - http://www.jmdb.de
              JMDB v1.35 FINAL is available (2007-09-20)
              Homepage: http://www.juergen-ulbts.de/

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              • #97
                Don'T forget that this voltage regolator also dissipates that energy as . . . HEAT
                What was necessary was done yesterday;
                We're currently working on the impossible;
                For miracles, we ask for a 24 hours notice ...

                (Workstation)
                - Intel - Xeon X3210 @ 3.2 GHz on Asus P5E
                - 2x OCZ Gold DDR2-800 1 GB
                - ATI Radeon HD2900PRO & Matrox Millennium G550 PCIe
                - 2x Seagate B.11 500 GB GB SATA
                - ATI TV-Wonder 550 PCI-E
                (Server)
                - Intel Core 2 Duo E6400 @ 2.66 GHz on Asus P5L-MX
                - 2x Crucial DDR2-667 1GB
                - ATI X1900 XTX 512 MB
                - 2x Maxtor D.10 200 GB SATA

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                • #98
                  One way I found was very effective and didn'T produce much noise it to use one of those centrifugal slot exhaust fans next to to card... wait don't flame me just yet... but duct the intake of the fan directly to the heatsink. Quite effective and cheap(tough I'm a sellout to liquid/more exotic-cooling )
                  Last edited by frankymail; 11 July 2002, 18:01.
                  What was necessary was done yesterday;
                  We're currently working on the impossible;
                  For miracles, we ask for a 24 hours notice ...

                  (Workstation)
                  - Intel - Xeon X3210 @ 3.2 GHz on Asus P5E
                  - 2x OCZ Gold DDR2-800 1 GB
                  - ATI Radeon HD2900PRO & Matrox Millennium G550 PCIe
                  - 2x Seagate B.11 500 GB GB SATA
                  - ATI TV-Wonder 550 PCI-E
                  (Server)
                  - Intel Core 2 Duo E6400 @ 2.66 GHz on Asus P5L-MX
                  - 2x Crucial DDR2-667 1GB
                  - ATI X1900 XTX 512 MB
                  - 2x Maxtor D.10 200 GB SATA

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                  • #99
                    Offtopic a bit...but I just noticed this thread has been viewed 10,720 times

                    Did this thing get Slashdotted or something?? Sheesh.....

                    Dr. Mordrid
                    Dr. Mordrid
                    ----------------------------
                    An elephant is a mouse built to government specifications.

                    I carry a gun because I can't throw a rock 1,250 fps

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                    • LOL.. nope... It wouldn't load properly on my screen and I have been hitting refresh for the past 3 hours
                      AMD Phenom 9650, 8GB, 4x1TB, 2x22 DVD-RW, 2x9600GT, 23.6' ASUS, Vista Ultimate
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                      • zalaman vga heatsinks....

                        i have been looking at this heatsink with great interest. i was surprised that their newest offering, ZM50-HP, was so quickly brushed aside.

                        the ZM17-CU is ok to use on a geforce along with a fan. btw the fans are recommended to be used mounted on bracket blowing air onto the vga card & heatsink.

                        i was hoping the newer offering along with its heatsink would be a more powerful cooling solution. heat pipes have been shown to be highly efficient.

                        infact i have just a good look at the site. they appear to have 3 different sizes of this heatsink. Are you honestly saying that the one for the gf4600ti wont be able to cool the p ?

                        - i have used many zalaman cpu coolers and have found them to be of the highest quality. i had always considered them to be the 'matrox' of heatsinks... slightly more expensive due to quality design and engineering...

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                        • I'm interested in adding in some additional Cooling to my P, but I rather not lose two PCI slots since thats all I got left! Does anyone make a low profile, but larger in area, Copper Cooler and a fan that will go along with it that only eats up on slot?
                          Why is it called tourist season, if we can't shoot at them?

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                          • Originally posted by GT98
                            I'm interested in adding in some additional Cooling to my P, but I rather not lose two PCI slots since thats all I got left! Does anyone make a low profile, but larger in area, Copper Cooler and a fan that will go along with it that only eats up on slot?
                            I know that this thing (Cooljag JAC 311C) was postet before, but I post it again



                            It is designed for low-profile cases, and the material is all copper, only the mounting for the fan is aluminium. Cooljag says it should fit for Pentium 3 processors up to 1,1 GHz and Athlon XP 1700.

                            I don't know how much PCI slots it will "eat", but I think it might be an interesting alternate to the usual CPU/VGA coolers. Here is some other information:
                            Weight: 245g
                            Lenght: ca. 64mm
                            Spread(?): ca. 63mm
                            High: 25mm

                            Edit
                            Damn, just noticed the high.. it seems like you will lose 2 slots
                            Specs:
                            MSI 745 Ultra :: AMD Athlon XP 2000+ :: 1024 MB PC-266 DDR-RAM :: HIS Radeon 9700 (Catalyst 3.1) :: Creative Soundblaster Live! 1024 :: Pioneer DVD-106S :: Western Digital WD800BB :: IBM IC35L040AVVN07

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                            • I would still recommend this solution:
                              <img src="http://www.zalman.co.kr/images/pbimages/17cu2.gif">

                              More info at http://www.zalman.co.kr/english/product/cnpsvga2.htm

                              It usualy comes with a slot cooler as well, which then occupies the first pci slot. I think the combined cooling is quite massive. I have used this cooler passively to cool a ati 8500 and a Geforce 2mx400. In neither of these cases where the slotcooler necessary.
                              With the Parhelia, the cooler is prob. a must, but still, only looses out on 1 pci slot.

                              ~~DukeP~~
                              Last edited by DukeP; 16 July 2002, 01:09.

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                              • This will be the cooler on my Parhelia.

                                Rth=0.154! That's good enough even for an Athlon.

                                mvd
                                Attached Files
                                Ceterum censeo Microsoft esse delendam

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