Radeon 9250 in Ubuntu

[John Nicholls]

Vincent Trouilliez wrote:

> By default, Ubuntu installs a "2D" driver for the card, which is the
> right choice for most applications. If however you want/require 3D,
> then you must indeed install the appropriate driver manually.
> 
> There are two drivers that can provide 3D for this card. A "free" one,
> and the one from ATI, the "proprietary" one.
>>From my experience so far, the free driver works well, but the
> performance is so bad that I can't play any of the games I like
> (X-Plane mostly).
> On the other hand you have the ATI driver, which has much better
> performance, but is buggy, it has ill effects here and there, so I gave
> up on it.
> The other problem with the ATI/proprietary driver, is that from now,
> they have just DROPPED support for the 9250 and all previous
> cards ! So even if you intended to use the ATI driver, that would force
> you to keep using Dapper forever.
> 
> So, in practice, what I do is use the Free driver, because although the
> performance is not good enough for games, it's still good enough for
> other applications, like Google earth for example, or the 3D desktop
> stuff ("compiz"), or just about anything that isn't a 3D heavy game.
> 
> To install this driver, it's very easy:
> 
> open a terminal a type:
> 
> sudo gedit /etc/X11/xorg.conf
> 
> then scroll down to the "Device" section, and in the "Driver" line,
> replace "ati" with "radeon". Save the file, restart the machine and you
> will be good to go.
> 
> TO check that 3D is working, open a terminal and type: 
> 
> glxinfo |grep rendering
> 
> it should say : "direct rendering: Yes"

Vince, your explanation has left me confused. I installed a Radeon 9250 
in Dapper last week. I installed the Dapper ati driver (not the Radeon), 
but when I enter
glxinfo | grep rendering
it says "direct rendering: Yes"

This seems to contradict what you're saying?

John
PS I'm still using the Samsung 753DFX monitor we discussed previously.