Well, there are DNA drivers.....I mean it's not a softmod, and t mught get you 1 more 3Dmark and a tad bit better IQ... but nothing you'll really notice.
You could get rage3d tweak or something and oc it....
i tried that sidwinder, and somehow a 450/310 overclock fried my last radeon 9600 pro, luckily it was under warranty. I think you actually commented when i posted that thread.