Jon 'Elmor' Sandström the same chap that got Intel Core 2 Extreme QX6700 to 5GHz, claimed the new World record in 3DMark 05. He first scored 33,622 marks and later 33,778. He scored these nice numbers with two Overclocked Radeon HD 2900XT in Crossfire, still cooled with stock air coolers.
The graphics cards were running at 950MHz core and 980MHz memory speed. The processor, an Intel Core 2 Extreme X6800, was pushed to 5304,7MHz (442x12), and cooled with LN2. All that was done on Abit AW9D-MAX motherboard, paired with 2048MB of memory running at 1:1 3-3-3-4.
You can check out the validated score here.