I can't say exactly, but it degraded remarkably quickly. Maybe someone else can chime in with a different experience, but I doubt it would be anywhere near as g

I can't say exactly, but it degraded remarkably quickly. Maybe someone else can chime in with a different experience, but I doubt it would be anywhere near as good as what I read from MacBook users, especially M-series. I got the ThinkPad brand new, and it was a relatively recent model.