The innovative dac ldquodouble airflow channlerdquo opened small windows on each layer of heatsink has enabled gammaxx s40 to maximum surface exposure for heat dissipation gammaxx s40 is created with cct ldquocore touch technologyrdquo that allows direct heat transfer from cpu to heatsink great compatibility has made gammaxx s40 one of the most ideal choices for cpu cooler equipped with multiple clips to support intel 2011 1366 1156 1155 1151 1150 775 and amd fm2fm1am3am