The be quiet! Dark Power 13 1000W and the Thermaltake Toughpower GF A3 850W result in an objective tie across the evaluated specifications. While both units share equal standing in the majority of categories, they offer distinct primary advantages. The be quiet! Dark Power 13 1000W provides a 50% efficiency advantage, whereas the Thermaltake Toughpower GF A3 850W holds a 57% advantage regarding its MSRP.

Users prioritizing superior efficiency should select the be quiet! Dark Power 13 1000W for their build. Conversely, those focused on minimizing initial expenditure will find the Thermaltake Toughpower GF A3 850W to be the more suitable option. Because the two power supplies are otherwise evenly matched, the choice depends entirely on whether the buyer values the efficiency gains of the former or the cost savings of the latter.