EVGA BQ Power Supply - Internal - 120 V AC, 230 V AC Input - 500 W / 3.3 V DC, 5 V DC, 12 V DC, 12 V DC, 5 V DC - 1 +12V Rails - 1 Fan(s) - 85% Efficiency GREAT QUALITY GREAT VALUE Introducing the next generation in value; the EVGA BQ Series. These power supplies take some of the best features from EVGA's award winning power supply lineup, like near silent operation and modular cables to make one of the best values today in high performance power supplies.