Single 1600W +12V Rail, 6 x PCIe 6+2 Connectors, 2 x 12VHPWR 16-Pin Connectors, 135mm Silent Wings Internal Cooling Fan, ATX Version 3.0 & EPS 12V Version 2.92, 80 PLUS Titanium Efficiency Rating, Modular Design with Sleeved Cables, Overclocking Ready Performance. Designed to support users with high-end resource-demanding systems the be quiet! Dark Power Pro 13 80 PLUS Titanium Power Supply offers reliability for long-lasting performance.Equipped with a single 1600W +12V rail you can ensure your system receives ample power with optimized efficiency for proper electrical balance thanks to the 80 PLUS Titanium efficiency rating. Modular design enables you to pick and choose the exact cables you need for your system reducing clutter to help promote airflow and cable management. A variety of cables provide you with multiple connectors including six PCIe 6+2 and dual 12VHPWR 16-Pin connectors supporting high-end graphics and utility cards with ease. Keeping the power supply cool under heavy loads is a 135mm caseless Silent Wings fan which enables maximum airflow essential for high-end system operation. The Dark Power Pro 13 is ATX Version 3.0 and EPS 12V Version 2.92 certified ensuring optimized performance for your system in standard and overclocked operation.