Where we think Thermalright has really got things right with the Venomous-X is in the mounting design. Often quality coolers are let down by poorly designed mounting systems that do not apply enough pressure in the correct places. The Venomous-X seems to have got this right and we think the improved contact between the base of the heatsink and the processor is largely responsible for the performance gains.
FULL STORY @ LEGIONHARDWARE (http://www.legionhardware.com/document.php?id=879)