Confusing model name

So, I just got an iPhone 15 PM and it's freshly set up. Since it's my first iPhone, I was wondering about the different name in Geekbench 6 and other apps. Does anyone know what this is all about?

So, I just got an iPhone 15 PM and it's freshly set up. Since it's my first iPhone, I was wondering about the different name in Geekbench 6 and other apps. Does anyone know what this is all about?