Product model code: GT72CPU Family nameCore: i7 CPU Model Number: i7-4710HQ Clock speed:2500 MHzChipset:Intel HM87 Express Screen size:17.3" Screen LED backlight:Yes Native resolution:1920x1080 Screen type:Non-Glare Memory (RAM):16GB Max memory (RAM):32GB Memory type:DDR3L Module form factor:204-pin SO DIMM Frequency speed:1600 MHzHDD Capacity:1TB Rotation speed:7200 rpmSSD Capacity:128GB ODD type:DVD Super Multi VGA card:GeForce GTX 980MGraphics memory:8GB Integrated LAN:Gigabit KB language:ENG Keyboard backlight:Yes Battery cells:9 cells Input/Output connectors: DVI0 HDMI1 Mini DisplayPort2 S-Video0 Audio-In1 Audio-Out1 Microphone1 USB 3.06 eSATA0 FW/13940 DC jack for AC addapter1 Dock station connector0 Express Card0 RJ451 Wireless connections: Wireless LAN802.11a/b/g/n/ac BluetoothYes Card Reader:SD (XC/HC)Microphone:Built-in Speakers:Yes Built-in WebCam:Yes Operating System:Microsoft Windows 8.1 Colour:Black Unit Dimensions: Width428 mm Height48 mm Depth294 mmUnit Net Weight:3,78 kgUnit Gross Weight:6,7 kg