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I'm curious if anyone knows about that image of the AMD cpu - it says on it: "DIFFUSED IN USA" What exactly does that mean? Given the next line is "MADE IN CH
by cr0sh 7y ago
I'm curious if anyone knows about that image of the AMD cpu - it says on it:
"DIFFUSED IN USA"
What exactly does that mean? Given the next line is "MADE IN CHINA", it would seem like "DIFFUSED" should be "DESIGNED" - or does that word have a new meaning?
- floatboth 7y agoIIUC, diffused is where the silicon wafer is created. For 14/12nm, that's the GloFo fab in New York. Made is where it's attached to the substrate, packaged etc.
- knd775 7y agoDiffusion is a step in manufacturing CPU dies. It generally refers to the following step: http://www.cpushack.com/EtchingWafers.html http://www.cpushack.com/EtchingWafers.html