The M1/M2 has the RAM on the same package as the CPU but it's not actually on top of the die, it's adjacent to it. Here's a pic of one someone on reddit delided

The M1/M2 has the RAM on the same package as the CPU but it's not actually on top of the die, it's adjacent to it. Here's a pic of one someone on reddit delided https://imgur.com/a/RhGk1xw https://imgur.com/a/RhGk1xw Obviously this is still a lot of heat in a small space but it does mean the cooler gets to have good coupling with the die rather than going all the way through some DRAM first.