core M 慢了點，建議買這個，稍微貴一點，多不到一百塊

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，差不多同樣配置，速度會快很多。