联想thinkpad x250 x260 x270 x280 t450t460 t470 t480 t490主板
联想t450 t460 t470 t440 t450s t490 t440s t460s t480s 主板
随便举个例子,thinkpad的高端系列(x,t,p)和部分型号的e系列上就搭载
thinkpad t490s系列(i5 8265u i7 8565u 2k屏)轻薄商务本
联想扬天t4900d t4901d t4910d t4911d t4920d t4921d t4922d主板