ThermalTake unleashed the beast today with a new Toughpower power supply that can output 1500W, and even as much as 1600W peak. I'm not sure why you may need that much power for your PC but this unit will probably impress all your (geeky) friends.
The power supply is semi-modular and features an impressive 120A on the +12V line. The unit is cooled by a large 140mm fan and according to ThermalTake the unit has an efficiency of over 85%.
Intel ATX 12V 2.3 and EPS 2.91 compatible
Stable 1500W continuous output, peak power at 1600W (at 50°C operating environment)
Four 8pin and four 6pin PCI-E connectors design supports multiple high-end graphic card setup
Support Dual core CPU, Quad core CPU, NVIDIA SLI and all Multi-Core GPU Technology
Four independent +12V rails provides superior performance
(Total Combined load of +12V is 120A)
Modularized Cable Management to eliminate clutter and improve airflow inside the case.
Active Power Factor Correction (PF>0.99) and high efficiency (up to 87%).