However they did manage to reach a new record high 1230MHz GPU frequency and a whopping 777GFlops performance (a quad-core processor is <50 GFlops).
"That's exactly what Kinc did with the Radeon HD 2900XT and with the extra cooling the nitrogen provided a new top notch result was noted in core frequency, namely 1230MHz stable enough to run a round of 3DMark 03 which makes it the highest clocked graphics processor in the world so far."
Check it out over here.