With everything going hybrid, to save precious resourcs why should the laptops stay behind?
Intel's new Centrino 2 technology features what the chipmaker calls "switchable graphics" to save power. When the laptop is plugged in, it uses the higher-performance--and more power-hungry--Nvidia or AMD-ATI graphics. On battery, the system runs on Intel's 4500 series integrated graphics, which uses less power.
Sony lists the graphics system as "Hybrid Graphics" with a "Dedicated Hybrid GPU Switch" based on the Nvidia 9300M GS graphics chip and Intel 4500MHD integrated graphics silicon. What makes this unique is that the switch can be done on the fly.

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