On 17 apr, 14:17, Paul <nos...@needed.com> wrote:
> HDI wrote:
> > On 15 apr, 17:16, Paul <nos...@needed.com> wrote:
> >> HDI wrote:
>
> >>> I've looked here in the shops for passively cooled agp dual monitor
> >>> cards.
> >>> What do you think of these (they have to handle at least a resolution
> >>> of 1440x900):
> >>> * Gigabyte Geforce 7600 GS 256 MB (GV-N76G256D-RH)
> >>> * Is the max power draw of 32 W too much for this computer?
> >>> * The interface is AGP 8X and my current one is AGP 4X. If my
> >>> motherbord can handle only 4X will this work?
> >>> * XFX GeForce 6200A 256 MB (PV-T44A-WANG)
> >>> The second one is two times as expensive as the first one.
> >> That one is an interesting mix of features. On the one hand, it has an external
> >> power connector. (Usually a sign of slightly higher power consumption.)
> >> The idea is, they wanted a source of +12V to run the power conversion,
> >> without the limitations of the current carrying capabilities of the
> >> pins on the AGP slot. On the other hand, the heatsink is passive (and
> >> the heatsink is a bit larger than some of the other passively cooled
> >> cards). I'd say this is a possible solution, as you don't plan to
> >> use the 3D features, so it probably won't get that hot.
>
> >> GIGABYTE GeForce 7600GS GV-N76G256D-RH Video Cardhttp://c1.neweggimages..com/NeweggImage/productimage/14-125-039-09.jpg
>
> >> The 7600GS power varies between 14W and 28W or so, according to this
> >> estimation (they used a 7600GT and downclocked it, to make the
> >> measurement).
>
> >>http://www.xbitlabs.com/articles/vid...r-noise_6.html
>
> >> You can read some of the review comments here. They mention the heatsink
> >> runs pretty hot, so you may want to place a fan near the card. You can
> >> connect a computer case fan to one of your motherboard fan headers, to get
> >> a source of power for the fan.
>
> >>http://www.newegg.com/Product/Produc...82E16814125039
>
> >> The second card (PV-T44A-WANG) is apparently carried by Dell. A non-Dell
> >> web site lists the price as being somewhere in the $50 USD range. A couple
> >> places list it as out of stock, but may be arriving soon. This site lists
> >> the card for $42.
>
> >>http://www.mwave.com/mwave/viewspec....iteria=3903480
>
> >> Judging by the size of the heatsink, the 6200 draws less power. Note that
> >> the FX5200 AGP that I had a fan mounted next to, had the exact same kind
> >> of heatsink as your 6200. So it still might need a fan, if there are
> >> signs of instability.
>
> >> If you can find the 6200 card for a reasonable price, then that might
> >> run a bit cooler. If you don't want to deal with Internet sellers, then
> >> get the 7600GS card. You'll need to provide a source of power to the 7600GS,
> >> to the four pin Molex on the end of the card. If your power supply doesn't
> >> have any spare Molex power connectors, you can use a "Y cable" to make
> >> another connector for it. (Some video cards, like my ATI 9800Pro, included a
> >> Y cable for power.) There is a female and two male connectors, and allows
> >> extending power from the back of a disk drive. I've used quite a few
> >> of these, for my computers, for one thing and another. I've also used
> >> them to power fans.
>
> >>http://c1.neweggimages.com/NeweggIma...201-006-02.jpg
>
> >> The 7600GS won't use its maximum power, unless you are doing stuff
> >> involving 3D. Games are something that uses 3D. Vista also does a
> >> bit of 3D (Aero interface, compositing of windows etc). Perhaps an
> >> application that uses OpenGL, would kick the card into 3D mode as
> >> well.
>
> >> Some video cards support user adjustment of core and memory clocks.
> >> If you want to further reduce the power consumption of a card, then
> >> turning down the clocks being used on the card, is one way to do it.
>
> >>http://en.wikipedia.org/wiki/RivaTuner
>
> >> In terms of installing the card, this is what I'd recommend.
>
> >> 1) Make sure you have a driver to install on the new card. There should
> >> * * be a CD in the box. You can also download a more recent driver from
> >> * * the Internet before you start work.
> >> 2) Uninstall the existing driver for the MX200. Check Add/Remove control
> >> * * panel, and look for the Nvidia driver.
> >> 3) Shut down and remove power from the computer. Change video cards.
> >> 4) On bootup, the new card will operate in a vanilla VGA mode.
> >> * * Install the new Nvidia driver. After a reboot, you should be offered
> >> * * more output resolutions, and be able to set up the display properly.
> >> 5) If the card runs too hot (either behaves unstable, or you burn yourself
> >> * * on the heatsink), then either you can experiment with Rivatuneror
> >> * * you can purchase a case cooling fan, and fit that next to the card,
> >> * * blowing on the heatsink.
>
> >> If you need a fan, this is an example. I have one of the larger Vantec
> >> fans, and it is pretty quiet. This one is 80mm square, and 27 CFM.
> >> It is pictured with a Molex power connector, so if you purchased
> >> yet another Molex Y cable, both this fan and the 7600GS power connector,
> >> could run off an existing disk drive power cable.
>
> >>http://www.newegg.com/Product/Produc...82E16811999602
>
> >> Finding a bracket to hold a fan, can actually be difficult. I made
> >> my own bracket, using a piece of aluminum from the hardware store
> >> (L shaped cross section). This is an example of a retail kit, that
> >> could hold a fan where it is needed. This kit would allow positioning
> >> a fan next to a video card (but takes up a slot or more).
>
> >>http://www.logisyscomputer.com/views...tt...*(picture)
>
> >> There are also complete heatsink replacements for video cards, but
> >> fitting cards that have an HSI bridge, is a bit more difficult. (Cooling
> >> kits don't always fit AGP cards.) And the replacement coolers also make
> >> your overall video card purchase a lot more expensive than it should be..
> >> This is an example of one.
>
> >> Here, someone is fitting a VF700 to their video card. The blue heatsink
> >> covers the HSI chip. The problem with this, is the top edge of the
> >> VF700, can bump into the side panel on the computer case. The video
> >> card in this case, is a 6600GT AGP, a 50W card.
>
> >>http://img163.imageshack.us/img163/9413/660029to.jpg
>
> >>http://www.xbitlabs.com/articles/vid...sumption2006_7....
>
> >> HTH,
> >> * * Paul- Tekst uit oorspronkelijk bericht niet weergeven -
>
> >> - Tekst uit oorspronkelijk bericht weergeven -
>
> > Another problem: When I look at the resolutions supported 1440 x 900
> > isn't in the list.
>
> > Maybe I have to start all over and thinking of getting a new power
> > supply.
>
> For the 7600GS, this is the Gigabyte web page.
>
> http://www.gigabyte.com.tw/Products/...ew.aspx?Produc...
>
> Gigabyte has a link at the bottom of the page, listing resolutions. Page 2
> has the resolution you are looking for.
>
> http://www.gigabyte.com.tw/FileList/...wtech/standard...
>
> *******
>
> This is the page for PV-T44A-WANG, the 6200a. There isn't really any
> reassurances of what modes are supported here.
>
> http://www.xfxforce.com/web/product/...tails.jspa?pro...
>
> If I look at the release notes of the latest Nvidia driver release -
>
> http://us.download.nvidia.com/Window...XP_Forceware_R...
>
> On page 50 is a list of cards and their combined resolution options. The
> top of page 54 lists this:
>
> 1440 x 900 32 * * *60 70 72 75 85 100 120 140 144 150 170 200
>
> That is 1440x900 in 32 bit color, at refresh rates from 60 to 200. Now,
> we know that this is an analog specification (because the digital wouldn't
> support refresh that high), so that specification is what the VGA
> connector is capable of. The digital DVI specification should not support
> quite as high a refresh rate.
>
> So I cannot say I have 100% assurance that both analog and digital support
> that resolution on the 6200A, because the release notes document doesn't
> present the resolution information as nicely as the Gigabyte document
> does. It probably does, but I cannot guarantee it.
>
> * * Paul- Tekst uit oorspronkelijk bericht niet weergeven -
>
> - Tekst uit oorspronkelijk bericht weergeven -

I was looking for the 7600GS.

When you see on page 36 of het manual,
http://www.gigabyte.com.tw/Support/V...l&FileID=17420,
you can see the resolutions in windows xp. As you can see it jumps
from 1360 * 768 to 1600 * 900.