Most A500 owners had the 512KB trapdoor expansion. Much software, including games like Monkey Island, would not run w/o at least 1MB total ram.
Today, there are widely-available, cheap trapdoor expansions of open hardware design that offer 1.5MB slow, 512KB (for 1MB total) chip, as well as RTC.
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aka Slow RAM.
Most A500 owners had the 512KB trapdoor expansion. Much software, including games like Monkey Island, would not run w/o at least 1MB total ram.
Today, there are widely-available, cheap trapdoor expansions of open hardware design that offer 1.5MB slow, 512KB (for 1MB total) chip, as well as RTC.