“There’s a part that represents almost 15% of the surface that is completely undocumented.”
The Steam Deck LCD’s Van Gogh APU carries 14 extra cores that match the spec sheet for Magic Leap 2’s AR glasses. The OLED chip shrank far more than the move from 7nm to 6nm explains, which points to Valve cutting the dead weight. Magic Leap paid for a custom chip and then bought few of them. Valve shipped the leftovers with 15% of the die doing nothing for gamers.