Scythe Katana 4 CPU Cooler SCKTN-4000 by Scythe Save Liquid error (product-badge line 32): -Infinity% £39.99 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Socket compatibility includes AMD: Socket 754, Socket 939, Socket 940 Equipped with one 90.2mm active fan, 2500RPM (PWM) Air Flows of 55.55cfm Noise levels of 31.07dBA Overall Dimension: 102.5 x 100 x 143mm (LxWxH)