Full Details from Amazon.com : http://www.amazon.com/gp/product/B002OJTJIY?tag=onigi-20<br /><br />Thermaltake Silent 1156 CPU Cooler<br /><br />Supports Intel processor Socket LGA1156 <br />2pcs ?8mm Heat Pipes provide the best performance <br />90mm PWM fan 800-1700 RPM decreases power consumption reduces acoustics noise and increases fan performance <br />Premium thermal grease provides higher thermal conductivity between CPU and cooler <br />Tool-less clip push-pin design for quick and easy installation
