IBM POWER4 MCM from an IBM pSeries 690 "Regatta". This MCM has 8 cores, the machine had 4 of these for 32 cores total.pic.twitter.com/IA2F5nCwyL
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Pulled one of the dies off of my second damaged MCM. I'll have to see about delayering it and sticking it under the SEM at some point.pic.twitter.com/jZr282kPzR
The C4 gunk cleaned up easily with the good old razor blade method, so here are some optical top layer shots.pic.twitter.com/vvFAlnnMfi
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Now that's pretty.
Thanks. Twitter will use this to make your timeline better. UndoUndo
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Ooh, pretty visible. What year is this again? Any idea what process node it was? My guess is 1.5-3 micron-ish, but I'm bad at pre-2k scaling
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180nm, it's not *that* old ;)
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