Ok I compiled the list, made it (hopefully) easier to read.
The format is vendor CID
There are 3 unknowns, and take this list with a pinch of salt
Currently, the new ROM (1.72.405.3) has a new HBOOT (so you can't install ENG HBOOT S-OFF) and is difficult to root (not as simple as it is with previous ROMs). However, it also has a better radio, and a faster ROM with various bugfixes. This ...
Aren't some reporting that OJ5 is blocking custom recoveries and root? If so I suspect its the updated bootloader, so it might be wise not to bother with updating that right now, there doesn't seem to be any advantage in flashing it anyway.
Sent from my GT-I9300 using xda app-developers app
You are right to be confused.
I don't know why you would want to SuperCID your phone if you have the correct RUU and CID for your device, the guides have made a mistake here.
I assume it is for people who don't know what RUU they should use for t...