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Cooler Master X-Dream HAC-V81 Socket-A: Cooler Master kicks out a new AMD cooler, and although the heatsink is new, it's the included fan that steals the show.
Date: December 10, 2002
Catagory: Cases & Cooling
Written By:


PC enthusiasts worldwide know . They have had quite a few successes in the market of CPU cooling, and are trying to push forward once again with a new item. The HAC-V81 or "X-Dream" is the latest Heatsink to come out of there labs and has some interesting features. It has been designed with (and I quote) -

Coolermaster's 10 year experience in thermal dynamics, fan characteristics, heat sink manufacturing, noise reduction techniques, user friendliness, quality control, last but not least: our mass production and cost control capability.

Quite a statement, so let's take a closer look at the specs and see what we have here on the bench. Big thanks to for supplying the review sample.


Fan Dimension: 80 x 80 x 25 mm
Rated Speed: 2500~4800 rpm
Air Flow: 31.4~62.8 CFM
Rated Voltage: 12 VDC
Adjustable Voltage Rate: 7~13.2 VDC
Heat Sink Dimension: 80 x 69 x 45 mm


Aerodynamic fan grill designed to reduce intake noise & air efficiency.
High Strength material to reduce acoustic noise in comparison with metal grill.
External fan speed adjustment on PCI bracket allows user to set the desire fan rpm (2500~4800rpm) without opening up the chassis.
Special Copper Cylinder Insertion process ensures perfect contact between copper and alloy.
Back Pressure Reduction comes from special design fan cover with vent hole to prevent rebound back pressure.
Famous Tool-less clip, easy on the thumb!
Worry-free Power Management: 3 pin connector only for detecting real time fan speed; 4 pin connector drawing power directly from PSU to prevent overload on mainboard.

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