x450cc,x450vc

华硕笔记本x450cc可以外接显卡吗?
华硕asus x450cc x550vc x55c x55vd s56c s56c a46c a56c主板
asus华硕 x450c x450cc x450vb n13m-ge-s-a2 720m 笔记本主板
华硕x450 x550 k45 vd k55 vm k46 cm k56 dp a85v x55 cc vc主板
span class=h>华硕/span>x450 span class=h>cc/span x450ep x450