Product Detail Compliance with the newest Intel standard ATX 12V V2.01 Super silent operation with intelligent fan speed control Support dual +12V1, and +12V2 outputs for higher power usasge More than 70% efficiency at typical load operation Higher reliability (MTBF > 100,000 hours) . The "Cooler Master eXtreme Power Plus Series 600W ATX12V V2.3 Active PFC Power Supply - RS600-PCARE3-US" is best product for you. We recommended Cooler Master eXtreme Power Plus Series 600W ATX12V V2.3 Active PFC Power Supply - RS600-PCARE3-US