Well… fuck. More reason to not buy newer cars. At least you Americans are lucky. You can drive a dinosaur if it met with regulations. You technically don’t have to buy new cars… ever.

You’ve answered your own question. It’s a PC laptop with a full fat processor and GPU. Certain x86 chips which have super low power states still don’t make use of it because of the billion softwares there may be installed which keep the processor from entering that state. Then there’s the motherboard issue. Not all of them support such states. Here’s a video from Wolfgang, it’s for PCs but the same applies for laptops.