FrostyTech has posted an Eumax DW-45 Copper Pentium 4 Heatsink review

A good heatsink is one that is made entirely from copper" is what most of us think, and in most cases that is correct. However, just like adding a super fast fan to an everyday heatsink to improve cooling performance, making that same heatsink out of just copper is another shortcut. That isn't a negative point by any means, but it isn't a replacement for good thermal engineering either - still, copper can make a good heatsink even better, so let's take a look at the Eumax DW45 and see on which side of the line it falls. Looking at Eumax's website we can see that is anther one-stop-all-products company; making not only fans and heatsinks but, non-cooling related things like enclosures, round cables, and such. With such a product line, Eumax seem to fall under the OEM label more than the heatsink manufacturer title, but enough of that, let's take a look at this 2U compliant Pentium 4 heatsink.

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