Is this the laptop CPU?

[btcomm1]

Is that chip the CPU or is the CPU under the metal heat sink above it? If that chip is not the CPU then what is it? The chipset?

http://home.earthlink.net/~btcomm1/laptop.jpg

 

[mercanucaribe]

The thing on the left of the picture with the thermal paste on it is the CPU. It's a little square chip on a big square green board.