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 4890/4870 VRM R2 Dimension : L122 x W106 x H100.25 mm Weight: 160g Dimension : L133 x W53 x H120 mm Weight: 160g Recommended Fan : 80 x 80 x 25mm fans & 80 x 80 x 15mm Fans Recommended Fan : 80 x 80 x 25mm fans & 80 x 80 x 15mm Fans heatpipes : Two heatpipes heatpipes : Two heatpipes ■ R1 Orientation ■ R2 Orientation ■ Detail Drawing ■ Detail Drawing

Compatibilities

VGA CARD : ATI HD 4890/4870 VGA Card Cooler : HR-03 Rev.A / HR-03 GT / V2 / T-Rad2 / T-Rad2 GTX REMARK*The models listed are based on ATI's reference mechanical layout. Some manufacturers stray away from the the standard reference board design and develop their own layout. For those, Thermalright holds no responsibility in case of incompatibility after purchase of Thermalright product(s).

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