ASUS outs UX21 ultrathin laptop with up to Core i7 CPUs (video hands-on!) The thickest part of this new laptop is 17mm, its entire body is built from an aluminum alloy (weighs 1.1kg / 2.4lb), and the CPUs can be specced as high as Core i7. Anything else you need to know before drooling all over yourself? How about a two-second resume from sleep, thanks to ASUS' proprietary software, a SATA III SSD