Power supply unit power 500 watt certificates 80 plus gold pci express connectors 8 pin 2 serial ata connections 5 cooling system active max fans 1 power factor correction active motherboard power connectors atx12v 204 pins atx12v 44 pins floppy 1 peripheral connectors 4 pin 2 current strengths 3 3v 20 a 5v 20 a 5vsb 2 5 a 12v 41 5 a 12v 0 5 a current 12v 42 a combined power 33v5v 100 watt combined power 12v 500 watt d