ASUS UX21E series PowerXpress can be used on mobile computers equipped with both integrated and independent graphics processing units (GPUs). All processing tasks can be delegated to one of the two GPUs, thereby optimizing the graphics processing system or reducing power consumption. consumption.

Generally speaking, an integrated GPU will produce higher power efficiency and improve battery life, which is more suitable for notebooks in battery-powered mode. A separate GPU consumes more power, but can improve performance, which is more suitable for notebooks in AC power supply mode.