Seasonic M12D 750 W power supply specs include:

• ATX12V 2.3
• EPS12V 2.92
• Nominal labeled power: 750 W.
• Measured maximum power: 851 W at 47.4º C.
• Labeled efficiency: 80 Plus Silver certified (85% minimum at 20% and 100% loads; 88% minimum at 50% load).
• Measured efficiency: Between 86.5% and 91.7% at 115 V.
• Active PFC: Yes.
• Modular Cabling System: Yes, half.
• Motherboard Power Connectors: One 24-pin connector, one EPS12V connector and one ATX12V connector (using individual cables).
• Video Card Power Connectors: Four six/eight-pin connectors (two permanently attached to the power supply, two using the modular cabling system).
• Peripheral Power Connectors: Eight in three cables (using the modular cabling system).
• Floppy Disk Drive Power Connectors: Two converted from one peripheral power plug.
• SATA Power Connectors: 11 in four cables (one cable with three connectors permanently attached to the power supply plus three cables using the modular cabling system).
• Protections: Over voltage (OVP, not tested), over power (OPP, not tested) and short-circuit (SCP, tested and working) protections.
• Warranty: Five years.
• More Information: http://www.seasonicusa.com
• Average price in the US*: USD 210.00.

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