Tweaknews posted a review on the Thermaltake Contac 29 CPU Cooler
All in all the Thermaltake Contac 29 CPU Cooler can hold its own and the proof is there. When a sub $40 cooler can keep a blistering 140w AMD Phenom II X4 965 overclocked to 3.6GHz with 1.4v under 60 degrees Celsius, you know you have value!.Thermaltake Contac 29 CPU Cooler Review