I have all 3 D:

The old part really does a lot of work here. New ThinkPads are utter trash :-/

I got excited to get one for work (having heard about the old ones) and was sorely disappointed. It thermal throttles if you look at it wrong, it keeps having BIOS issues with Lenovo being no help and the USB-C display connection (To a Lenovo monitor with their inbuilt docking station!) is iffy.