From a performance standpoint, the 1000-watt Fatal1ty Series power supply by OCZ is an great unit, boasting excellent voltage regulation and very low noise even under full load. The device carries the 80PLUS Gold efficiency and support serious SLI/CrossFire setups.
OCZ has designed the PSU with attention to detail, as it comes with a great assortment of sleeved cables, it uses Japanese capacitors for 105°C and its modular setup will help keep the cables to a minimum inside your PC case.
The Fatal1ty 1000W comes with a price tag of about $230, meaning that this premium product would cost you more than other 1KW PSUs. But if the Fatal1ty brand matches your gamer-oriented style, the OCZ Fatal1ty 1000W is a great option.