PC Cooler Blue-Bird 4 E92f CPU Cooler 90mm 4-Pin PWM LED Ultra Silent Fan Heatsink, AMD Socket 754/939/AM2/AM2+/AM3 Type: Fan & Heatsinks RPM: 2000-2499 RPM LED: Blue Air Flow: 30-35 CFM Noise Level: 20-25 dBA Power Connector: 4 Pin Color: Blue Heatsink Material: Aluminum