NZXT Precise 850W Power Supply:

Overview:
Introducing the NZXT Precise Power 850W: stable, clean and efficient power is delivered through quad +12V rails to provide your system with safety and performance. The Precise 850 has modular plugs, support for ultra high end SLI and CrossFire configurations. Even Quad core and dual core CPUs will run seamlessly on the Precise 850. This power supply has a gun metal finish and has an onboard Active PFC for more efficiency.

NZXT Precise 1000W Power Supply:

Overview:
Introducing the NZXT Precise Power 1000W: stable, clean and efficient power is delivered through six +12V rails to provide your system with safety and performance. The Precise 800 has modular plugs, support for ultra high end SLI and CrossFire configurations. Even Quad core and dual core CPUs will run seamlessly on the Precise 1000. This power supply has a gun metal finish and has an onboard Active PFC for more efficiency. The Precise 1000 also features the newest 6+2pin connector for future video cards.