Could Nissan's upcoming GT-R be a genuine Z06 killer?

A recently published magazine test put the $71,900 GT-R's 0-60 time at an alarming 3.3 seconds--.4 second quicker than a C6 Z06! Although the car was a pre-production model, and may have been unusually strong, these figures would seem to indicate that the Z will soon have a potent new challenger to contend with.