XFX 850 W Black Edition power supply specs include:

• ATX12V 2.3
• EPS12V 2.92
• Nominal labeled power: 850 W.
• Measured maximum power: 996.8 W at 47.5º C.
• Labeled efficiency: Up to 88%, 80 Plus Silver certified (85% minimum at 20% and 100% loads; 88% minimum at 50% load).
• Measured efficiency: Between 83.0% and 87.8% at 115 V (nominal, see text for actual voltage).
• Active PFC: Yes.
• Modular Cabling System: Yes.
• Motherboard Power Connectors: One 24-pin connector, one EPS12V connector and two ATX12V connectors that together form another EPS12V connector.
• Video Card Power Connectors: Four six/eight-pin connectors.
• SATA Power Connectors: Eleven in three cables.
• Peripheral Power Connectors: Six in two cables.
• Floppy Disk Drive Power Connectors: Two using an included adapter.
• Protections: Over voltage (OVP, not tested), over power (OPP, not tested) and short-circuit (SCP, tested and working) protections.
• Warranty: Five years.
• Real Model: Seasonic M12D
• More Information: http://www.xfxforce.com
• Average price in the US*: USD 210.00.

* Researched at Newegg.com on the day we published this review.