No need to search: You can find press releases from 2008 about engine control ECUs build around Infineon Tricore with 150 MHz:
http://www.tuneline.at/news/detail.asp?start=235 (sorry, in German)
The Audi V12 (diesel) is controlled by two 150 MHz processors operating as master-slave.
The automotive industry beats 1 billion easily. For example, Bosch shipped more than 10 billion spark plugs, more than 8 billion just from one plant.
Who has more?
Are there products that were shipped 100 billion times?
The trouble with computers is that they do what you tell them, not what you want. -- D. Cohen