Reduce internal cable clutter & upgrade to high efficiency 80 Plus performance. This 630 Watt Modular Power Supply is 80 Plus certified, making it suitable as an energy efficient replacement/upgrade power supply for desktop PCs. This ATX12V PSU features Active Power Factor Correction & 20/24-pin motherboard support to deliver the flexibility needed to support AMD or Intel CPU-based entry-level servers & high-end workstations, while providing stable power & maximum energy efficiency. Compliant with ATX12V 2.3 standards, this EPS12V 2.91 power supply offers four 12V power rails, an 8-pin EPS connector, & a modular cable design, enabling you to choose the connectors you require based on your system configuration. The power supply also features a 120mm fan for quieter, more efficient cooling in demanding systems. Designed to provide dependable, long-lasting power, this higher level 630 Watt ATX12V 2.3 EPS12V power supply meets or exceeds 80 Plus standards, providing 80% or greater efficiency at 20%, 50% & 100% loads.