Hello everybody, After being scammed with a GPU, testing this on two more laptops, spending 3+ weeks trying to figure this out just to find that the PSU OCS SXS 600W it somewhat faulty and i have been scammed with it too ... It turned out my configuration is as simple as plug-and-play. My laptop: HP ProBook 4540s - i7-3630QM 2.4Ghz - 8GB RAM (2x4GB 1333Mhz) - AMD 7650m dGPU/HD4000 iGPU - Windows 10 64bit My eGPU: - R9 280X Vapor-X 3GB GDDR5 - EXP GDC Beast - Fortron FSP 750W - ext