in ThinkPad: X Series Laptops https://forums.lenovo.com/t5/ThinkPad-X-Series-Laptops/x250-4K-Ultra-HD-graphic-performance-W10/m-p/3500948 ThinkPad: X Series Laptops topics Tue, 06 Dec 2016 12:31:39 +0000 tp02_en <![CDATA[ ]]> https://forums.lenovo.com/topic/findpost/1301/3500948/3500948 After a BIOS update, I can finally use 4K@60Hz with my Thinkpad x250. Unfortunately, performance with W10 is more than sluggish, switching between apllications takes seconds & moving around a chrome windows is really slow. Even typing doesn't feel right.

 

I'm using the September ]]> Tue, 06 Dec 2016 12:31:39 +0000 https://forums.lenovo.com/topic/findpost/1301/3500948/3500948 jonas_h