The be quiet! Pure Power 13 M 850W is the objective winner of this comparison, securing more category victories across the evaluated specifications. Its most significant advantage is the inclusion of SATA connectors, which provides a 50% increase in connectivity options compared to the alternative. This superior capacity for peripheral support makes it the more versatile choice for systems requiring extensive storage or accessory integration, establishing it as the more robust power supply unit based on the measured data.

Users prioritizing high-density peripheral connectivity should select the be quiet! Pure Power 13 M 850W for its expanded SATA support. Conversely, those who place a higher value on cable management flexibility should opt for the DeepCool PX1200G, which offers a 50% advantage in modularity. By choosing based on these specific hardware benefits, builders can ensure their power supply configuration aligns precisely with their unique requirements for internal component layout and device expansion.