Global WIN WBK38 Supports AMD Socket A Athlon / Duron 1.6GHz+ & XP 2200+ AMD APPROVED Wave Heatsink (24 Fins) Quality 2 Ball bearing fan 60x60x25 6800 RPM DBA Level: 46.5 Air flow: 37.6 CFM Molex / Power supply connector Thermal pad Secure clip fixing RPM sensor