EXP GDC is the external equipment of the laptop's graphics adapter; it can help you to use the external independent high-performance graphics, can be used to access any of the pci-e interface equipment, used to improve the performance of the laptop, so you can play those huge games by requesting high graphics performance. Features: V8.0 EXP GDC Laptop external independent video card dock w/ expresscard data line and 6 Pin/8 Pin po wer supply cable. High quality imported electronic component, multi-stage anti-interference and insulation protection circuit. Automatic multi po wer switch (support for soft start). Data line reinforced mini pci-e with 26pin interface, supports 54 type and 34 type of expresscard interface. With 6pin interface for connecting video card po wer supply; 8pin interface for connecting EXP GDC po wer supply. Use for engineering measurement, data collection, server debugging, GPU computing and other industrial applications, of course, still be used to access most of the graphics card to play the game. Specifications: Support Interface: PCI-E X16 Input Interface: Expresscard Extand Support: PCI-E X16 DMI 5 GT/s Po-wer: Max. 220W(8Pin interface)/Max. 150W(DC interface) USB: 1.0/1.1/2.0 Compatible system: Win-dows XP/7/10，MAC OS、Linux Package size: 185 * 100 * 50mm Package weight: 200g Note: 1. EXP GDC is a NOTEBOOK external graphics adapter equipment, do not include graphics card. 2. If you use your notebook display, please make sure it comes with In tel (R) H D graphics and connected above GTS450 as NVIDIA graphics. Otherwise you need external monitor. Packing list: 1 * EXP GDC V8.0 Adapter 1 * EC Adaptor Card Data Line 1 * ATX Po-wer Supply Cable