Since its launch in 2013 the EVGA Super NOVA G1 power supplies have been among the longest-lasting & best-performing power supplies on the market Despite only a few changes over the years it&s only fitting that it&s time for an upgrade Enter the G1 the new & enhanced fully-modular power supply line-up from EVGA with an 80 Gold Efficiency rating in addition the G1 power supplies feature a cleaner internal layout to increase airflow a Variable Resistor module (to increase voltage stability) two DC to DC modules for more efficient power switching on all models a full suite of power supply protections & EVGA&s World-Leading Global 10-Year Warranty on all G1 power supplies Fluid Dynamic Bearings reduce the wear & tear on a fan&s bearings reduce noise & feature a longer-lasting life than dual ball bearing fans The G1 features upgrades in many areas including a single 12V rail 100 Japanese capacitors VR module & 2 DC to DC modules on all G1 power supplies This results in over 90 efficiency 052-062 12V load regulation & stable power to all connected devices Combining its Fluid Dynamic Bearing fan along with a clean internal layout the G1 power supply line-up reduces noise by up to 22 compared to the G1 power supplies 650 Watt Power Capacity Up to 22 Quieter under load Single 12V Rail Fully Modular to reduce clutter & improve airflow Over voltage overpower under voltage & short-circuit protection Box Contains 1 x PSUcables