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 Snapshot date: 2025-12-08
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I did a lot of hardware debugging before recognizing that all of my available 72-pin SIMMs were not compatible to the KISS68030 board, so I decided to collect information about which ICs work and which do not.

Samsung KM44C16104AK-6 Reported working 33Mhz CPU / 64 MHz RAM
Samsung KM44C16104CK-6 One of the modules was stable at 50 MHz RAM clock, but not at 64 MHz. Not working at all with two modules.
Samsung KM416C4104C Not working at all

Micron MT4C16M4H9DJ-5
Stable at 32 MHz CPU / 64 MHz RAM clock

Micron MT4LC16M4H9DJ-5
?
mixed reports, 3.3V version of MT4C16, so make sure your module has voltage regulator
Micron 4C4M4E8 reported working
Fujitsu 8117400A-6 reported working
Motorola MCM417400 Stable at 32 MHz CPU / 64 MHz RAM clock
NEC D4265405G5-A50-7JD not working

If you have a KISS68030 with another brand of memory not listed, I would like to hear from you (same if you know about other memories that are not working).