*Review: FrostyTech (
http://www.frostytech.com/articlevie...ticleID=2136)*
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The Coolage Freezer Orb heatsink is designed for Intel Core 2 Duo processors, and as with most heatsinks seeking to banish the stock Intel heatsink from the PC, it comes equipped with a Pulse Width Modulation (PWM) fan. The 95mm fan spins at speeds of 1000-2800RPM, so under most circumstances this heatsink operates quietly enough to go unnoticed.
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