Its current most power efficient chip being used in Apple's MacBook Air and a lot of Windows 8 based ultrabooks is rated at 17 Watts (also known as a Consumer Ultra Low Voltage
The ASUS UX30, which is based on Intel's consumer ultra low voltage
(CULV) processor, offers the perfect balance of thinness, light weight and power.
The limitation is aimed at boosting Intel's Consumer Ultra Low Voltage
(CULV) processors for mobile computers measuring from 10 to 13 inch.