The Enermax PRO87+ and MODU87+ are two series of power supplies with 80 Plus Gold certification. The two series are internally identical, and the one difference between them is the use of a modular cabling system on the PRO87+ models. We've already reviewed the MODU87+ 700 W power supply, which achieved terrific performance in our tests. Let's see if the PRO87+ 500 W follows the same steps.