core M 慢了点，建议买这个，稍微贵一点，多不到一百块

https://www.amazon.com/Asus-UX305UA-AS51-13-3-Inch-Generation-Titanium/dp/B01BMERZJ6/ref=sr_1_1?s=pc&ie=UTF8&qid=1465567529&sr=1-1&keywords=zenbook

Core i5 版本，差不多同样配置，速度会快很多。