The MBPs didn’t run too hot, the Nvidia GPUs used an underfill that stopped providing structural support at a relatively normal temperature for GPUs (60-80 degr

The MBPs didn’t run too hot, the Nvidia GPUs used an underfill that stopped providing structural support at a relatively normal temperature for GPUs (60-80 degrees C). GPU failures due to this also happened on Dell/HP/Sony laptops, some desktop models, as well as early models of the PS3. Some reading: https://www.badcaps.net/forum/troubleshooting-hardware-devices-and-electronics-theory/troubleshooting-laptops-tablets-and-mobile-devices/83833-nvidia-bumpgate https://www.badcaps.net/forum/troubleshooting-hardware-devic...