http://www.anandtech.com/show/6936/intels-silvermont-architecture-revealed-getting-serious-about-mobile/7 >First of all, based on what I've seen and heard from third parties >working on Baytrail designs - the performance claims of being 2x the speed of >Clovertrail are valid. Compared to the two Cortex A15 designs I've tested >(Exynos 5250, dual-core A15 @ 1.7GHz and Exynos 5410 quad-core A15 @ 1.6GHz), >quad-core Silvermont also comes out way ahead.