Product information Technical Details Brand ‎Lenovo Product Dimensions ‎16.76 x 0.76 x 11.18 cm; 362.87 g Item model number ‎4X60N86664 Manufacturer ‎Lenovo Series ‎4 x 60n86664 Colour ‎Black Standing screen display size ‎15.4 Inches Resolution ‎5120x2880 RAM Size ‎8 GB Computer Memory Type ‎DDR2 SDRAM Memory Clock Speed ‎745 MHz Graphics Coprocessor ‎NVIDIA Quadro 4000 ... https://www.electronics70off.co.uk/products/Lenovo-Nvidia-Quadro-P4000-Long-Extender.html