In the review of the new 13-inch M2 MacBook Pro, I wrote, “It’s not an exaggeration to say that Apple simply took out the M1 and replaced it with the M2, and voilà–new laptop.” Well, it turns out that perhaps it is a bit of an exaggeration.
YouTuber Luke Miani basically put that statement to the test. He carefully removed the logic boards from both the old and new 13-inch MacBook Pro, and then installed the M2 board into the M1’s case. And when he pushed the power button on the laptop, nothing happened.
Miani’s video has shots of the logic boards side by side, and they look identical except for the NAND flash memory, where the M2 board has one 256GB chip and the M1 board has a pair of 128GB chips. The boards even have the same zip connectors, so placing the M2 board into the M1 MacBook Pro was a relatively simple task.
Read more at Macworld.com