When did CPUs stop having pins?

dexter2

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Jun 7, 2015
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I am quite new to the tech community, and also am quite young, so I don't think I was around when CPUs had pins on them instead of the motherboard. Just curious, as I couldn't seem to find an answer anywhere else on the web, including Wikipedia.
 


CPUs come in all sorts of interfaces. The ATMega 328p still comes in old style DIP packages with pins on the side, the Pentium II and some Pentium III chips came in slots, and most ARM chips are soldered directly into the boards that use them!

Unless you were born last week though, you've probably seen a computer with pins, most AMD ones have them after all.
 
Intel started using LGA with LGA 775 and now uses it for all desktop cpus, they use BGA for some latop chips, AMD uses LGA for C32 and G34 server processors, PGA (Pin Grid Array) for desktop and some laptop, and BGA for laptop, embedded, desktop, and server cpus.
 
Huh I guess I've just been really unlucky, the only pins on CPUs I've seen have been on older chips.

 
Thanks, sometimes I find it difficult to navigate the masses of information on Wikipedia, also I could never find that article, only articles on specific CPUs. I guess I was searching wrong.