techPowerUp posted a review on the OCZ PC2-6400 ReaperX HPC 4GB Kit
A quote from the article:
>> OCZ PC2-6400 ReaperX HPC 4GB Kit Review
The OCZ ReaperX HPC memory series is the newest variant of the heatpipe cooled memory available from the manufacturer. Its new design improves on the cooling with dual heatpipes and finer fins to keep the parts cool. In our testing we saw excellent performance going all the way to DDR2-736 at 3-3-3-12.
>> OCZ PC2-6400 ReaperX HPC 4GB Kit Review