Yes but no. I suggest single rail systems if possible (or dual rail). Corsair is a well-known Manufacturer. And I certainly agree with Rohan, 800+ watts.
CPU Intel Core i7-965 3.2GHz
Motherboard ASUS Rampage II Extreme X58
EVGA NVIDIA GeForce GTX 285 SLI
Hard Drive Intel X25-M 80GB SSD
RAM 6 x 1GB DDR3-1066 7-7-7-20
Operating System Windows Vista Ultimate 64-bit SP1
PSU PC Power & Cooling Turbo Cool 1200W