I just got my x850PRO yesterday, and this is what I got in 3DMark03 stock:
Then I did some research and found that my card can be unlocked, so I flashed it with the x850XT PE BIOS, and it successfully unlocked it from 12pp to 16pp, and from 500/500 to 540/590. I havent tried oc'ing it any more yet, but I will and i'll post those benchmarks back. And this is what I got in 3DMark03 after flashing the card:
(The only thing that changed was the video card BIOS, everything else was the same in both tests)