{ "numMessagesInTopic": 14, "nextInTime": 54, "senderId": "8duqH2Mr3Dz5clOsWde7tXu6j80qLZf5EZzo3Lw3Hp5hCLyPIDR8XfPcKeqZHJS6eg7psW4jqrr36GI-NdntUEqDDj789UQ", "systemMessage": false, "subject": "Re: Support for 3840 x 2400 resolution on T221 using Matrox Parhelia?", "from": ""sax00axe" <wrightsl@...>", "authorName": "sax00axe", "msgSnippet": "I have yet to get my hands on either an FX1000 or FX2000, but primarily looking toward the next card to come from Nvidia. ... can t ... transmitters ... ", "msgId": 53, "profile": "sax00axe", "topicId": 26, "spamInfo": { "reason": "0", "isSpam": false }, "replyTo": "LIST", "userId": 144420285, "messageBody": "
--- In IBM_T2X_LCD@yahoogroups.com, Jim Ahn <ahnj@y...> wrote:
\n> Thanks for the offer. However, I'm still searching for a
\n> "plug-and-play" dual-link DVI solution for my T210. If Parhelia
\ncan't
\n> drive QXGA at full 60Hz, I prefer to invest my time/money into the
\n> nVidia Quadro FX 2000 card, which has three discrete TDMS
\ntransmitters
\n> on board to support dual-link QXGA@60hz by spec.
\n>
\n> I'm told nVidia tested this card with three QXGA flat panels on the
\n> market including the IBM T210. But Wilson Chan's real-life
\nexperience
\n> shows that the odd/even pixels are not properly aligned. I had no
\nluck
\n> in contacting the PNY or the nVidia video driver team resolve
\nthis.
\n> At $1400 street price, it's a relatively expensive video card. I'm
\nnot
\n> open to buying for the sake of experimenting. Does the IBM display
\n> research team have any experiences with this or any other dual-link
\nDVI
\n> card on the mkt? Thanks.
\n>
\n> Jim
\n>
\n> --- sax00axe <wrightsl@u...> wrote:
\n> > One of the problems with T210 was that there was no appropriate
\nEDID
\n> > for drive from a DVI digital source at full resolution. With one
\n> > single-link DVI, at max 165 MHz with one pixel per clock, there
\nis
\n> > not enough bandwidth to drive 2048x1536 pixels at 60 Hz data
\n> > refresh. We had to reprogram the EDID using special equipment to
\n> > provide for a 52 Hz mode. This is not a VESA mode so there was
\nno
\n> > interest in providing this as a standard EDID timing. If you are
\n> > interested, I can provide a description of how to do this. It
\nhas
\n> > been quite some time since we did this, but I recall that there
\nwas
\n> > no problem with dual-link DVI input.
\n> >
\n> > --- In IBM_T2X_LCD@yahoogroups.com, "Jim Ahn" <ahnj@y...> wrote:
\n> > >
\n> > > New Parhelia Driver by Matrox was released today. Of course,
\nthey
\n> > don't
\n> > > document what's new in this version. Their forum monkey
\n> > writes "there
\n> > > are a couple of DVI issues reported and worked on for the
\nupcoming
\n> > > drivers release".
\n> > >
\n> > > http://www.matrox.com/mga/support/drivers/latest/home.cfm
\n> > >
\n> > > Please let me know if the T210 dual-link has been enabled.
\nThanks.
\n> > >
\n> > > Jim
\n> > >
\n> > > -----Original Message-----
\n> > > From: sax00axe [mailto:wrightsl@u...]
\n> > > Sent: Monday, April 14, 2003 2:32 PM
\n> > > To: IBM_T2X_LCD@yahoogroups.com
\n> > > Subject: [IBM_T2X_LCD] Re: Support for 3840 x 2400 resolution
\non
\n> > T221
\n> > > using Matrox Parhelia?
\n> > >
\n> > >
\n> > > We have used Matrox Parhelia to drive both T210 and T221 at
\nfull
\n> > > resolution and full color depth. For T210 we have used dual-
\nlink
\n> > > output as well. We obtained very poor OpenGL performance with
\n> > > Parhelia, but the last time we looked at this was about 6 to 9
\n> > months
\n> > > ago. I intend to drive the latest driver and will report what
\nwe
\n> > get.
\n> > >
\n> > > Regarding Matrox and support for T210 and T221... in my
\nexperience,
\n> >
\n> > > calling in to any large company regarding support for a new or
\n> > high-
\n> > > end product, the chances are very slim of getting somewhat who
\nis
\n> > > knowledgable. When pressured, it is easy for people to put the
\n> > blame
\n> > > on someone else.
\n> > >
\n> > > Regarding dual-link, to my knowledge, IBM T210 was the first
\n> > display
\n> > > on the market to support dual-link, but dual-link didn't emerge
\nfor
\n> >
\n> > > nearly two years after the T210 emerged, and today there are
\nonly
\n> > two
\n> > > cards that I know of which provide dual-link. There should be
\nmore
\n> >
\n> > > dual-link cards coming out, but in the mean time, the T210 was
\n> > > dropped. Many times, IBM makes mistakes by being too far ahead
\nof
\n> > > the technology acceptance curve, and patience in this
\nmarketplace
\n> > for
\n> > > revenue is extremely short.
\n> > >
\n> > >
\n> > > --- In IBM_T2X_LCD@yahoogroups.com, "Jim Ahn" <ahnj@y...> wrote:
\n> > > > In case someone is wondering, Matrox Parhelia 128MB card does
\n> > _not_
\n> > > work
\n> > > > with IBM T210 at the native QXGA resolution of 2048x1536.
\n> > Matrox
\n> > > > Technical Support guy couldn't explain why their dual-link DVI
\n> > > > specification didn't match reality. He blamed
\nthe "marketing
\n> > > dept" for
\n> > > > bad documentation. They are a bunch of arrogant bozos.
\n> > > >
\n> > > > Jim
\n> > > >
\n> > > > -----Original Message-----
\n> > > > From: sangwooksohn [mailto:ssohn@h...]
\n> > > > Sent: Monday, March 31, 2003 7:15 PM
\n> > > > To: IBM_T2X_LCD@yahoogroups.com
\n> > > > Subject: [IBM_T2X_LCD] Support for 3840 x 2400 resolution on
\nT221
\n> >
\n> > > using
\n> > > > Matrox Parhelia?
\n> > > >
\n> > > >
\n> > > > Today I read an article saying Matrox Parhelia supports 3840
\nx
\n> > 2400
\n> > > > on T221.
\n> > > >
\n> > > > ;Features of the Matrox Parhelia 128MB graphics card (also
\n> > > > available in a 256MB configuration) that benefit
\ngeotechnology
\n> > > > professionals include versatility through Surround Design and
\nits
\n> >
\n> > > > support for specialized displays, such as the 9 megapixel IBM
\n> > T221.
\n> > > >
\n> > > >
\n> > >
\n> >
\nhttp://www.matrox.com/mga/media_center/press_rel/2003/geotec_advisory
\n> > > > .cfm
\n> > > >
\n> > > > I tried it before, but I was never been able to make Parhelia
\n> > work.
\n> > > > Even the guy at Matrox Support forum says Parhelia wouldn't
\n> > support
\n> > > > T221 Monitor. Geez.
\n> > > >
\n> > > > Anyone know how to make it work?
\n> > > >
\n> > > > Thanks.
\n> > > >
\n> > > > Sang Wook Sohn
\n> > > >
\n> > > >
\n> > > >
\n> > > >
\n> > > > Yahoo! Groups Sponsor
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\n>
\n<http://rd.yahoo.com/M=246920.2960106.4328965.1728375/D=egroupweb/S=17
\n> > > 08
\n> > > >
\n> > >
\n> >
\n>
\n261940:HM/A=1513703/R=0/*http://www.gotomypc.com/u/tr/yh/cpm/grp/300_0
\n> > > 6F
\n> > > > /g22lp?Target=mm/g22lp.tmpl>
\n> > > >
\n> > > > <http://us.adserver.yahoo.com/l?
\n> > > M=246920.2960106.4328965.1728375/D=egrou
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\n> > > >
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\n> > > >
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\n>
\n<http://rd.yahoo.com/M=246920.2960106.4328965.1728375/D=egroupweb/S=17
\n> > 08
\n> > >
\n> >
\n>
\n261940:HM/A=1513703/R=0/*http://www.gotomypc.com/u/tr/yh/cpm/grp/300_0
\n> > 6F
\n> > > /g22lp?Target=mm/g22lp.tmpl> \t
\n> > >
\n> > > <http://us.adserver.yahoo.com/l?
\n> > M=246920.2960106.4328965.1728375/D=egrou
\n> > > pmail/S=:HM/A=1513703/rand=759270954> \t
\n> > >
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