hi i would like to buy a SAMSUNG 950 PRO M.2 2280 to PCIe adapter i have 1 x PCIe 3.0/2.0 x16 x16 mode, -> i have an video card installed 1 x PCIe 2.0 x16 x4 mode 2 x PCIe 2.0 x1 3 x PCI and where should i plug in ? i guess in the 1 x PCIe 2.0 x16 x4 mode , it should be close to the video card can you please suggest me an PCIe adapter for a SAMSUNG 950 PRO M.2 2280 ? should i install drivers? will my bios detect it? thanks