Too short IMHO. Some tasks are a lot faster than with i5 2600K. But I agree that it wouldn't be an automatic upgrade except, possibly, for folks like myself who got lumbered with LGA 1366.
But I'll wait a while and continue to read the reviews. The Asus ROG Rampage IV Extreme (review
) looks interesting but then so does the Gigabyte G1.Assassin 2 (preview
Another Sandy Bridge E review from a source I trust is this one
from bit-tech.net. Looks like I could expect at least a 50% speed boost from the CPU side of things if I were to opt for an i7-3960X in comparison to my current i7-920.