. Description Gammaxx 300 is equipped with a turbine shaped fan and attachable with second fan. It is one of the most recommended CPU cooler for all mainstream CPU thermal solution. Gammaxx 300's CCT “Core Touch Technology' has enabled its quick heat dissipation performance, ideal option for multipurpose usage both gaming and personal. Highly Effective Cooling Performance 3 sintered powder heatpipes directly touch the CPU surface and conduct heat from the processor quickly to protect it from overheating. Ф120x25mm PWM Fan Ф120x25mm fan with PWM function offers a perfect balance between airflow and noise. Universal Socket Compatibility Equipped with multiple clips to support Intel LGA1366/1156/1155/1151/1150/775 and AMD FM2/FM1/AM3+/AM3/AM2+/AM2/K8. Easy Installation Easy installation without moving the motherboard. Application For Intel Socket 130W LGA1366/LGA115X/LGA775 AMD Socket 125W AM4 AM3+ AM3 AM2+ AM2 FM2+ FM2 FM1 (NOTE: Manuals for AM4, please refer to FM2+/FM2/FM1/AM3+/AM3/AM2+/AM2)