Apple promises that the performance of the MacBook Air – available in 11 and 13-inch models – are “up to two times higher than the previous generation.”

Thin and lightweight
The unibody of the two ultra-slim Cupertino aluminum and measures just 0.3 inches thick at its thinnest point and 1.7 at its maximum height. The model 11 “weighs 1.06 kg and has a battery that lasts up to 5 hours, while the model 13″ weighs 1.32 kg and provides up to 7 hours of battery life. The new MacBook Air equipped with the latest dual-core Intel Core i5 and Core i7, Intel HD 3000 graphics and up to 4GB of 1333MHz. Read more on Apple MacBook Air 11-inch: Thunderbolt technology with lightweight construction and design…