This 430 Watt Power Supply is 80 Plus certified, providing stable power while balancing maximum energy efficiency. Providing 80.5% or greater efficiency at 20%, 50% and 100% loads and compliant with ATX12V 2.3 standards, this EPS12V 2.91 power supply offers four 12V power rails, two 6-pin PCI Express connectors and an 8-pin EPS connector. A versatile power solution, the PSU is suitable as an energy efficient replacement/upgrade power supply for desktop PCs, and features Active Power Factor Correction and 20/24 pin motherboard support to deliver the flexibility needed to support AMD or Intel CPU-based entry-level servers, gaming PCs and high end work stations. To encourage re-using your existing PC power cord as a new environmental initiative, a PC power cord is NOT included; however if you require one they are available as an optional accessory.Designed to provide dependable, long-lasting power, this 80 Plus 430 Watt ATX12V 2.3 EPS Computer power supply is backed by StarTech.com"s 3-year warranty and free lifetime technical support.