There is something called yielded cost. The actual same part that yields to a higher bin costs more due to lower yield. So it’s very unusual to sell it for le

There is something called yielded cost. The actual same part that yields to a higher bin costs more due to lower yield. So it’s very unusual to sell it for less. You see the same thing in TV monitors. The best displays, representing the best of the distribution sell for way more. What does happen is that you can get parts at the edge of the spec that are almost as good but whether you get one of those is purely random.