Amanda TEC (Thermoelectric) Heatpipe Cooler. This is a high powered cooler utilizing a 50W TEC. It also sports two 92mm fans and a number of heatpipes transferring the heat from the TEC to the heatsink. The TEC has the advantage of being able to use low speed quiet fans for extreme cooling. The TEC and low speed fans equate to a powerful cooling design as shown by the thermal resistance specifications. In order to control the TEC, Titan has includes a PCI card to control and provide system feedback via software and LED's on the card. Tests have shown this to be the best Air Cooler on the market with temps being 7-8C lower then the best previously test Heatsinks under heavy CPU load. This is a highly recommended product!