80mm of fin area, specially designed for the VRM of 5870/5850 VGA cards,effectively lowers the high temperature and prolongs the VGA life, providesgreater range of over-clocking performance . <br /> Patented High-riser punched fins, give better airflow between the fin area, superb cooling performance for both active (with fan) and passive cooling ( without fan). <br /> Double 6mm heatpipes, soldered tightly with fin, to ensure fastest Thermal conductivity. <br /> Easy Installation, Hand Turnable screws provided, installation can be done without any extra tools. <br /> No extra fans needed, can use airflow from the Tower cpu cooler when needed. <br /> One 80 x 15mm or 80 x 25mm fan can be installed ( need to be bought separately). <br /> Length 118mm x Width 117mm x Height 122mm<br /> Weight: 140 grams<br /> Heat-pipe : 6mm heat pipe x 2 units<br /> Fan: Support one 80 x 15mm or 80 x 25mm<br /> Thermalright Spitfire &amp; ATI 5870/5850 VGA cards only. (only compatible with Stock PCB design /Reference design)