The M1 MacBook Air's battery is replaceable — if you're willing to peel it outComputers ramseeker mac
The 2012 MacBook Pro 15-inch has a soldered quad-core i7 and dual GPUs — no upgradesComputers ramseeker mac
The 27-inch iMac (2020) has soldered CPU and GPU — configure carefully at purchaseComputers ramseeker mac
The M4 Mac Mini keeps the same battery-free design — even smaller, still desktop-boundComputers ramseeker mac
