It is without doubt that RAM or memory is about the most important item in a console. When there is enough RAM in a system it allows the developers to try different kinds of tricks and do many things there want to do. With enough RAM in a system developers can do better graphics, physics, AI and a lot more. But RAMs are very expensive these days and console makers have to keep the cost down to be able to make a console that is affordable for the consumers. Console makers will have to choose between a powerful console and an expensive one. In the end something has got to give.