Notebook display size 116 inch processor intel core i5 5250u clock speed 16 display technology hd ready resolution of main display 1 366 x 768 pixel ram 4 gb hard drive type ssd ssd capacity 256 gb graphics card intel hd graphics 6000 graphics memory shared memory series apple macbook air operating system apple mac os x 1010 yosemite connections 2 x usb 30 headphone 35mm jack networking bluetooth wi fi mobile data communication without optica