The DeepCool PX850G and the MSI MPG A1000G PCIE5 are objectively tied, as both units share identical specifications across five of the seven measured categories. While the DeepCool PX850G holds a 45% advantage in MSRP, the MSI MPG A1000G PCIE5 provides an 18% advantage in total wattage. Because neither unit dominates the overall technical comparison, the choice depends entirely on whether your priority is cost efficiency or higher power capacity for your system.

Choose the DeepCool PX850G if you are building a system that fits within its power envelope and you want to maximize your budget through its superior MSRP. Select the MSI MPG A1000G PCIE5 if your hardware configuration requires the additional wattage provided by its higher capacity. Both power supplies offer equivalent performance in the majority of measured categories, making the decision a straightforward trade-off between total power output and initial acquisition cost.