THERMALRIGHT 4870/4890 VRM R1

Features Proprietary through holes on fins for efficient ventilation Soldered fins to copper base (nickel plated) to make effective contact Options to install 80 x 25mm or 80 x 15mm fans. Supports ATI HD 4890/4870 VGA cards. Two nickel-plated heatpipes to reduce oxidation effect, maintaining top performance for long term usage. Features an all copper base and soldering technology that has each heatsink fin soldered to the heatpipes for a definite contact in producing high efficiency rate of heat transfer. Technical Spec 4890/4870 VRM R1 Dimension : L122 x W106 x H100.25 mm Weight: 160g Recommended Fan : 80 x 80 x 25mm fans & 80 x 80 x 15mm Fans Base material : Copper heatpipes : Two heatpipes Compatibilities VGA CARD : ATI HD 4890/4870 VGA Card Cooler : HR-03 Rev.A / HR-03 GT / V2 / T-Rad2 / T-Rad2 GTX