HardwareZoom has posted a review on the latest cooler from Gigabyte meant for the AMD Athlon FX55/64 CPU up to 4000+.

Surprisingly, NeonCooler 8 managed to keeping the CPU few degrees cooler than 3D Rocket Cooler. However, the trade off for performance is noise, the NeonCooler 8 generate more noise than the blower fan in the 3D Rocket Cooler. Even when the rpm was halved, the blower fan @ 3000rpm is still less noisy

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