The Corsair RM750x (2024) is the objective winner of this comparison, securing more category wins across the evaluated specifications. Its most significant advantage over the competition is the inclusion of a 12VHPWR connector, which represents a 100% improvement in connectivity for modern hardware. While both units share several identical technical attributes, the updated design of the newer model provides a clear functional edge for users prioritizing current industry standards.

Users should choose the Corsair RM750x (2024) if they require native support for modern graphics cards that utilize the 12VHPWR connector. Conversely, the Corsair RM850x remains the superior choice for those who prioritize raw power capacity, as it offers 13% more wattage. Selecting between these two units depends entirely on whether your specific build demands the latest connector technology or the additional power headroom provided by the higher wattage model.