The world's best CPU cooler with 4D patented corrugated fin design. Fully compatible with the latest high-performance processors from Intel and AMD. Dual blade impellor patented technology for strong cooling performance Zalman CNPS20x CPU Cooler Improved cooling performance by increasing the heat dissipation area 15% with the 4D stereoscopic corrugated cooling fin 350 individual airflow passages are formed to improve the straightness of the airflow Application of RDTH(Reverse Direct Touch Heatpipe). IHD(Interactive Heatpipe transfer Design) for excellent performance with minimum heat resistance 140mm Dual-Blade spider fans provide maximum cooling performance with unique RGB effect(ZALMAN Patent). Supports motherboard addressable RGB sync(3-Pin. 5V) Compatible with AM3 AM4 and Intel 115X. 2066. 2011 V3. 2011.