Cooler Master GX Series 450W 80+ Bronze Power Supply (RS450 ACAAD3 US) for $40.99

The hallmark of the GX Series of power supplies is that they feature a single, highly robust 12V rail that efficiently and consistently delivers clean power to all of your critical components such as your processor, drives, RAM, motherboard, and graphics cards. An included double-layer EMI filter, intelligent 120mm controllable fan, and an active PFC/PWM combo controller all contribute to the overall efficiency of the power supply. All of the many features found within the GX Series contribute to its 80 Plus Certification.