Okay this proves that the BIOS you have is modded because of the Samsung memory detection so what we need to do is get you another bios
It would seem all 750s with 4G ram with a vga port the bios has mini hdmi, so use this bios to flash with. Itvshoukd resolve samsung detection and put in elpida.
4 GB GDDR5, 1020 MHz GPU, 1253 MHz Memory
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@Hulk_Bx
Use this tool to flash
This is a patched version of NVIDIA's NVFlash. On Turing cards, NVFlash no longer allows overriding of the "board ID mismatch" message through comm
www.techpowerup.com