Windows 7: Dell laptop and ipad mini graphics

i have dell vostro A860 laptop which is 3-4 years old

one of my colleague has ipad mini which he bought one year ago brand new
(he dont know which version it is of ipad mini)

i think ipad graphics are much better than mine laptop graphics

can somebody please explain to me why is laptop grahics are inferior to ipad graphics

when laptop is more expensive

Hi Kf10, Check out the links.

I Pad mini

and

Dell Vostro

If you go through the articles, you will see laptop is using Graphics Adapter as Intel Graphics Media Accelerator (GMA) X3100.