I recently got from ATI Embedded, an eval kit for the M7 and M9 and these cards have dual DVI, granted they don't fit in a PC case too well ( one connector comes out the top of the card :-), but they are only eval boards for embedded designers..
Dave. On Mon, 1 Sep 2003, Alex Deucher wrote: > Linus, > > Some dell OEM radeon cards offered Dual DVI ports and I believe there > are some other oems (tyan?) that will be offering Dual DVI cards. the > radeon 9000s and newer only have one tdms trandsmitter built in, but an > additional external one can be added on to drive the second DVI port. > > for multi-head 3D on radeon hardware, check out my mergedfb patch: > http://bugs.xfree86.org/show_bug.cgi?id=276 > > Unfortunately, due to a hardware limitation with the scissor registers, > you are limited to 2048x2048 for 3D. your framebuffer can be as large > as 8192x8192 (limits for the 2D engine). you can use mergedfb at > resolutions higher than 2048x2048, however, any 3D windows larger than > 2048x2048 will not display. > > Alex > > --- Linus Torvalds <[EMAIL PROTECTED]> wrote: > > > > Ok, this is pretty off-topic, but I'm wondering what the status is > > for > > open-source support of 3D-capable drivers for such studly monitors as > > the > > IBM T221. > > > > Yes, it's still expensive as hell, but it isn't nearly as bad as it > > was a > > few years ago when it was very limited availability, and cost USD > > $20k+. > > These days it is "only" $9k or so and apparently is actually > > available in > > the sales channel. > > > > The thing is a 3840x2400 pixel monster, and to drive it at reasonable > > frequencies you actually need to support a quad DVI setup where it > > looks > > basically like four monitors running at 1920x1200. And from what I > > can > > gather by googling, the outputs need to be synchronized, so you > > really > > need to have a card like the NVidia Quadro4 XGL or similar (ie you > > can > > apparetly _not_ drive it with multiple separate video cards). > > > > Apparently it also does work with just a single DVI thing (ie reports > > of > > it working with the Radeon 8500 at least on macs), probably at a much > > reduced frequency (ie a single DVI link should be able to drive the > > thing > > at something like 10Hz refresh rate - I think the Radeon 8500 > > supports two > > links on its single DVI-I interface, so should get up to 20Hz?). > > > > The binary-only NVidia driver supports it at the full 40Hz frequency, > > so I > > know I can get the thing to work under Linux in case I decide to > > waste the > > money on it (or, preferably, convince my employer to do so ;) > > > > However, I was wondering if anybody knows of somebody using it with > > proper > > opensource drivers.. Or is just otherwise confident for some > > technical > > reason that it should work.. > > > > I'd want 3D acceleration to work, but I don't care if it ends up > > being > > limited to smaller areas (ie if the canvas size has to be limited to > > 2048x1536 or something, who cares?). > > > > Damn, but it's a drool-inducing piece of hardware. > > > > Linus > > > > > > __________________________________ > Do you Yahoo!? > Yahoo! SiteBuilder - Free, easy-to-use web site design software > http://sitebuilder.yahoo.com > > > ------------------------------------------------------- > This sf.net email is sponsored by:ThinkGeek > Welcome to geek heaven. > http://thinkgeek.com/sf > _______________________________________________ > Dri-devel mailing list > [EMAIL PROTECTED] > https://lists.sourceforge.net/lists/listinfo/dri-devel > -- David Airlie, Software Engineer http://www.skynet.ie/~airlied / [EMAIL PROTECTED] pam_smb / Linux DECstation / Linux VAX / ILUG person ------------------------------------------------------- This sf.net email is sponsored by:ThinkGeek Welcome to geek heaven. http://thinkgeek.com/sf _______________________________________________ Dri-devel mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/dri-devel