NEC V20: The Original PC Processor Upgrade hackaday.com/2025/09/27/nec…
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@hackaday I remember straightening the pins that got bent so that you could press the chip onto the socket. Needle-nosed pliers to the rescue.
@hackaday It had compatibility issues, mainly with undocumented opcodes, such as AAD imm8 and AAM imm8. For most software, it didn't matter, but anything from large developer with NDAs with Intel was likely to have issues.