These early tools closely resembled the knives we use today, consisting of a piece of metal that was sharp on one end--the blade--and dull on the other--the tang.
With a brand-new quad-core processor (i7-3632QM) developed by Intel, a high-end Nvidia GeForce GXT 660M and 8GB of RAM, the new Blade isn't quite at the top of the performance ladder, but is definitely within shouting distance.