OCZ StealthXstream 600 W power supply main specs include:
ATX12V 2.2
Nominal labeled power: 600 W.
Measured maximum power: 728.8 W at 47.9º C.
Labeled efficiency: 83% at 230 V or 80% at 120 V.
Measured efficiency: Between 80.8% and 86.8% at 115 V.
Active PFC: Yes.
Motherboard power connectors: One 20/24-pin connector and two ATX12V connectors (together they form an EPS12V connector).
Video card power connectors: Two 6-pin connectors.
Peripheral power connectors: Five, one cable with three standard peripheral power connectors and anothe cable with two peripheral power connectors and one floppy disk drive power connector.
SATA power connectors: Three.
Protections: Over voltage (OVP, not tested), over current (OCP, tested and working), short-circuit (SCP, tested and working) and over power (OPP, not listed by the manufacturer, but tested and working).