Processor 5th generation intel core i3 5010u processor 21ghz dual core 3mb cache 15w tdp memory dual channel ddr3l sodimms 135v 13331600 mhz 16gb maximum graphics intel hd 5500 graphics 2x mini displayport 12 1x edp connector 2 lane with backlight adjustable voltagetimings audio up to 71 surround audio via mini displayport headphonemicrophone jack on the front panel peripheral connectivity 2x usb 30 ports front panel 2x usb 30 ports back panel 2x usb 20 ports internal