FrostyTech has posted an Arkua 648N-6B Copper Core 1U Heatsink review
The 1U heatsink takes many forms and not all of them are solid copper. Arkua, who have made good use of a heatsink design technique many of us attribute to Thermosonic, have recently introduced this 1U heatsink. The Arkua 648N-6B is based on a familiar extrusion, but chopped down to just 24mm in height. This isn't just a plain Jane aluminum heatsink however. To spice things up, and ensure that those PIII or Athlon processors don't catch fire, Arkua have added a sweet copper core of 19mm in diameter.Read more
