TechwareLabs has published a review of the CoolMax 850Watt Power Supply
A quote from the article:
>> CoolMax 850Watt Power Supply Review
CoolMax primarily makes power supplies amongst other things. They are usually budget power supplies and you're unlikely to find a better price per watt that they provide. For review here we have CoolMax ZP-850W power supply. Let's see what it has to offer.
>> CoolMax 850Watt Power Supply Review