Overclockers Online has posted a review on the Zalman CNPS coolers.
The CNPS 3000 is the first of two copper based coolers in the review. (the second is the CNPS 3100, more about this one later) Now what are the differences between the 2005 and this 3000 expect the material that it´s made out? Well, this one has about 10 fins less than the aluminum version resulting in a drop of total surface area to 2300cm². You might think this heatsink weighs less than the aluminum one because it has less fins, but then you probably forgot that this 3000 is copper based and copper weighs more than aluminum.Read more
