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Defeat heat created by your processor and allow for improved operation with the A40 PRO by Antec. Designed for compatibility with leading desktop processor sockets, the A40 PRO supports Intel® Core™ i7 Extreme, and AMD™ Sempron, among others. This performance CPU cooler features a whisper-quiet 92 mm LED pulse width modulation (PWM) fan and a large, aluminum heat fin structure with four embedded heat pipes, allowing your CPU to cool off efficiently.