The article mentions that it is the highest-clocked, but I didn't see anything saying that it's not the fastest, too. It has not only the raw clock speed but several cores and a truckload of cache.
You'd expect to see some benchmark numbers if so.
They couldn't remember the fastest CPU in the world, this is just a tribute.
and the peculiar thing was, the CPU that was released, it didn't perform anything like this CPU