RAM upgrades for the original XBox have been a popular mod — you ... it does help with emulators, game development, and running alternative OSes like Linux. The XBox PCB always had footprints ...
Without them, the Xemu emulator won't detect the games and they'll refuse to run. You will need to obtain the BIOS files from your Xbox, but the file names you will need and the root file ...
His original design had buttons instead of joysticks, but switching to joysticks gave him much better in-game control. That could also have a lot to do with the Xbox controller emulator running ...