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Zalman ZM850-HP
8.3 out of 10

Zalman ZM850-HP

Plugging the main power connector P1 into the motherboard whil Read more

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Reviews and Problems with Zalman ZM850-HP

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Overall 9

Zalman ZM850-HP Plus 850 W

27 April 2011
  • Summary: The most significant feature of the ZM850-HP Plus is, without any doubt, its cooling system that utilizes a dual heatpipe heatsink for silent operation. Indeed even with over 50°C ambient and at full load the cooling fan worked silently enough, at least for my ears.
  • Pros: Dual heatpipe cooling system for silent operation, High efficiency throughout 20-100% load, Tight voltage regulation at +12V and under 3% for 5V, Excellent +12V performance in Advanced Transient Response tests, Very good ripple/noise suppression at +12V and 3.3V, Supports up to three hi-end graph...
  • Cons: High price, 3.3V outside ATX spec during 2nd Advanced Transient Response test, 210 mm long, might not fight all cases, Mediocre efficiency at, Lacks a second EPS connector, Power distribution not optimal
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