http://hardforum.com/showpost.php?p=1038116268&postcount=136
4p 6282 SE: 12m30s - 12m45s P6903 (w/DLB); 770-780W at the wall.
That's with stock CL9/DDR3-1333 MHz memory. Faster memory may
shave 20, maybe 30 seconds off that. Will post numbers when I have
them.