Unverified50% confidenceFactExact time
The IBM 1401 is a mid-range commercial computer launched in 1959, often used with the IBM 1402 card reader/punch, where each 80-column punch card is an atomic record.
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Long-term
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10/20/2026
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Related Claims
UnverifiedThe IBM 701 was IBM's first commercial scientific computer, released in 1952, with approximately 4 KB of main memory.71% similarUnverifiedDUMEdb's inspiration comes from the 1959 IBM 1401 punch card system, which relied on immutable unit-record accounting rather than replaying history.71% similarUnverified1967年IBM工程师艾伦·舒加特领导团队研发出第一代8英寸软盘，容量仅80KB62% similarUnverifiedThe Apollo Guidance Computer (AGC) was an onboard digital computer specially developed by NASA for the Apollo program, designed and built by the MIT Instrumentation Laboratory, with main memory of about 72KB (16-bit words), read-only memory of about 36K words, and a clock rate on the order of about 2MHz.58% similarUnverified英特尔8008于1972年推出，寻址空间16KB；8080将寄存器扩展至7个通用寄存器，指令集约80条并引入独立I/O地址空间56% similar
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