The thermaltake tmg at1 video card cooler cl-g0076. Exquisite soldering heatsink made by 2 heatpipe, large copper base and perfect ratio aluminum fin. Blower fan with special blade design : rotating extremely silent. Included thermal pads give good contact between bga memory and large copper base which conduct heat quickly. Features: super silent at 16dba. Effective cooling for the gpu and video card memory at the same time. 2 Heatpipe for maximum heat transfer. Specificaitons: compatibility: ati x1800gto/xl/xt, ati x1900gt/xt/xtx. Dimension: 245(l)x94.7(W)x43(h)mm. Heatsink material: aluminum fin/ copper base. Heatpipe: ?6 Mm x 2. Fan dimension: ?80 X 25 mm. Fan speed: 1650rpm. Max. Air flow: 9.26 Cfm. Noise level: 16 dba. Life expectation: 50,000 hours. Connector: 4-pin.