Intel competes with itself
 

While Nvidia and ATI try to compete each other claiming that one’s product is better than other's, Intel simply competes with itself. This is an incredibly clever marketing strategy where Intel’s marketing machine will simply tell that new GMA 4500 HD is simply 1.7 times faster than the last G35 chipset.

http://www.fudzilla.com/index.php?op...67&Ite mid=37